diff --git a/abspath.c b/abspath.c
index 9a81c5525b..d032f5dce5 100644
--- a/abspath.c
+++ b/abspath.c
@@ -1,4 +1,6 @@
-#include "cache.h"
+#include "git-compat-util.h"
+#include "abspath.h"
+#include "strbuf.h"
 
 /*
  * Do not use this for inspecting *tracked* content.  When path is a
diff --git a/abspath.h b/abspath.h
new file mode 100644
index 0000000000..7cd3de5e9d
--- /dev/null
+++ b/abspath.h
@@ -0,0 +1,33 @@
+#ifndef ABSPATH_H
+#define ABSPATH_H
+
+int is_directory(const char *);
+char *strbuf_realpath(struct strbuf *resolved, const char *path,
+		      int die_on_error);
+char *strbuf_realpath_forgiving(struct strbuf *resolved, const char *path,
+				int die_on_error);
+char *real_pathdup(const char *path, int die_on_error);
+const char *absolute_path(const char *path);
+char *absolute_pathdup(const char *path);
+
+/*
+ * Concatenate "prefix" (if len is non-zero) and "path", with no
+ * connecting characters (so "prefix" should end with a "/").
+ * Unlike prefix_path, this should be used if the named file does
+ * not have to interact with index entry; i.e. name of a random file
+ * on the filesystem.
+ *
+ * The return value is always a newly allocated string (even if the
+ * prefix was empty).
+ */
+char *prefix_filename(const char *prefix, const char *path);
+
+/* Likewise, but path=="-" always yields "-" */
+char *prefix_filename_except_for_dash(const char *prefix, const char *path);
+
+static inline int is_absolute_path(const char *path)
+{
+	return is_dir_sep(path[0]) || has_dos_drive_prefix(path);
+}
+
+#endif /* ABSPATH_H */
diff --git a/apply.c b/apply.c
index e0bdd43a68..e5e11b8579 100644
--- a/apply.c
+++ b/apply.c
@@ -8,6 +8,7 @@
  */
 
 #include "cache.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "config.h"
 #include "object-store.h"
diff --git a/archive.c b/archive.c
index 2c3da1cff3..c3c45a5ebe 100644
--- a/archive.c
+++ b/archive.c
@@ -1,4 +1,5 @@
 #include "git-compat-util.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "config.h"
 #include "gettext.h"
diff --git a/builtin/am.c b/builtin/am.c
index cc1fdf4f75..14347ecf9a 100644
--- a/builtin/am.c
+++ b/builtin/am.c
@@ -5,6 +5,7 @@
  */
 #define USE_THE_INDEX_VARIABLE
 #include "cache.h"
+#include "abspath.h"
 #include "config.h"
 #include "builtin.h"
 #include "exec-cmd.h"
diff --git a/builtin/bugreport.c b/builtin/bugreport.c
index b61cfa9464..b5dfad4e12 100644
--- a/builtin/bugreport.c
+++ b/builtin/bugreport.c
@@ -1,4 +1,5 @@
 #include "builtin.h"
+#include "abspath.h"
 #include "gettext.h"
 #include "parse-options.h"
 #include "strbuf.h"
diff --git a/builtin/bundle.c b/builtin/bundle.c
index de3898ffa4..9e2aecadf7 100644
--- a/builtin/bundle.c
+++ b/builtin/bundle.c
@@ -1,4 +1,5 @@
 #include "builtin.h"
+#include "abspath.h"
 #include "gettext.h"
 #include "strvec.h"
 #include "parse-options.h"
diff --git a/builtin/clean.c b/builtin/clean.c
index 46c51029ab..fdcf62c5df 100644
--- a/builtin/clean.c
+++ b/builtin/clean.c
@@ -8,6 +8,7 @@
 
 #define USE_THE_INDEX_VARIABLE
 #include "builtin.h"
+#include "abspath.h"
 #include "cache.h"
 #include "config.h"
 #include "dir.h"
diff --git a/builtin/clone.c b/builtin/clone.c
index d605fcafa0..b94324ea02 100644
--- a/builtin/clone.c
+++ b/builtin/clone.c
@@ -10,6 +10,7 @@
 
 #define USE_THE_INDEX_VARIABLE
 #include "builtin.h"
+#include "abspath.h"
 #include "config.h"
 #include "gettext.h"
 #include "hex.h"
diff --git a/builtin/config.c b/builtin/config.c
index 33b17b40b4..42e6b8d348 100644
--- a/builtin/config.c
+++ b/builtin/config.c
@@ -1,4 +1,5 @@
 #include "builtin.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "config.h"
 #include "color.h"
diff --git a/builtin/credential-cache--daemon.c b/builtin/credential-cache--daemon.c
index 0f00ba4d74..62c09a271d 100644
--- a/builtin/credential-cache--daemon.c
+++ b/builtin/credential-cache--daemon.c
@@ -1,4 +1,5 @@
 #include "builtin.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "gettext.h"
 #include "parse-options.h"
diff --git a/builtin/diagnose.c b/builtin/diagnose.c
index 5b12d1fb96..0f8b64994c 100644
--- a/builtin/diagnose.c
+++ b/builtin/diagnose.c
@@ -1,4 +1,5 @@
 #include "builtin.h"
+#include "abspath.h"
 #include "gettext.h"
 #include "parse-options.h"
 #include "diagnose.h"
diff --git a/builtin/difftool.c b/builtin/difftool.c
index f7380dd1cc..ed06db1208 100644
--- a/builtin/difftool.c
+++ b/builtin/difftool.c
@@ -13,6 +13,7 @@
  */
 #define USE_THE_INDEX_VARIABLE
 #include "cache.h"
+#include "abspath.h"
 #include "config.h"
 #include "builtin.h"
 #include "run-command.h"
diff --git a/builtin/fast-import.c b/builtin/fast-import.c
index f3635c7aef..7307c4657f 100644
--- a/builtin/fast-import.c
+++ b/builtin/fast-import.c
@@ -1,4 +1,5 @@
 #include "builtin.h"
+#include "abspath.h"
 #include "cache.h"
 #include "gettext.h"
 #include "hex.h"
diff --git a/builtin/fsmonitor--daemon.c b/builtin/fsmonitor--daemon.c
index 215e3813d7..4efb141734 100644
--- a/builtin/fsmonitor--daemon.c
+++ b/builtin/fsmonitor--daemon.c
@@ -1,4 +1,5 @@
 #include "builtin.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "config.h"
 #include "gettext.h"
diff --git a/builtin/gc.c b/builtin/gc.c
index 32cabad7cf..ef063fc828 100644
--- a/builtin/gc.c
+++ b/builtin/gc.c
@@ -11,6 +11,7 @@
  */
 
 #include "builtin.h"
+#include "abspath.h"
 #include "hex.h"
 #include "repository.h"
 #include "config.h"
diff --git a/builtin/hash-object.c b/builtin/hash-object.c
index f233eda759..7651a7a5f5 100644
--- a/builtin/hash-object.c
+++ b/builtin/hash-object.c
@@ -5,6 +5,7 @@
  * Copyright (C) Junio C Hamano, 2005
  */
 #include "builtin.h"
+#include "abspath.h"
 #include "config.h"
 #include "gettext.h"
 #include "hex.h"
diff --git a/builtin/init-db.c b/builtin/init-db.c
index e182bc7e83..6f724f694f 100644
--- a/builtin/init-db.c
+++ b/builtin/init-db.c
@@ -4,6 +4,7 @@
  * Copyright (C) Linus Torvalds, 2005
  */
 #include "cache.h"
+#include "abspath.h"
 #include "config.h"
 #include "gettext.h"
 #include "refs.h"
diff --git a/builtin/log.c b/builtin/log.c
index e702cf126e..b7333b34cc 100644
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -5,6 +5,7 @@
  *		 2006 Junio Hamano
  */
 #include "git-compat-util.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "config.h"
 #include "gettext.h"
diff --git a/builtin/mailinfo.c b/builtin/mailinfo.c
index e8bb011cfb..e14f7c0abc 100644
--- a/builtin/mailinfo.c
+++ b/builtin/mailinfo.c
@@ -3,6 +3,7 @@
  * email to figure out authorship and subject
  */
 #include "cache.h"
+#include "abspath.h"
 #include "builtin.h"
 #include "gettext.h"
 #include "utf8.h"
diff --git a/builtin/merge-file.c b/builtin/merge-file.c
index ae45f523b9..c0096ee081 100644
--- a/builtin/merge-file.c
+++ b/builtin/merge-file.c
@@ -1,4 +1,5 @@
 #include "builtin.h"
+#include "abspath.h"
 #include "cache.h"
 #include "config.h"
 #include "gettext.h"
diff --git a/builtin/merge.c b/builtin/merge.c
index 2c9da4b23d..38243e55c5 100644
--- a/builtin/merge.c
+++ b/builtin/merge.c
@@ -8,6 +8,7 @@
 
 #define USE_THE_INDEX_VARIABLE
 #include "cache.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "config.h"
 #include "environment.h"
diff --git a/builtin/multi-pack-index.c b/builtin/multi-pack-index.c
index e6757a4447..579bc2cac0 100644
--- a/builtin/multi-pack-index.c
+++ b/builtin/multi-pack-index.c
@@ -1,4 +1,5 @@
 #include "builtin.h"
+#include "abspath.h"
 #include "cache.h"
 #include "config.h"
 #include "gettext.h"
diff --git a/builtin/mv.c b/builtin/mv.c
index c02dddb72b..0a49bf21b0 100644
--- a/builtin/mv.c
+++ b/builtin/mv.c
@@ -5,6 +5,7 @@
  */
 #define USE_THE_INDEX_VARIABLE
 #include "builtin.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "config.h"
 #include "gettext.h"
diff --git a/builtin/rebase.c b/builtin/rebase.c
index a2c68b8ff7..a3f8be8888 100644
--- a/builtin/rebase.c
+++ b/builtin/rebase.c
@@ -6,6 +6,7 @@
 
 #define USE_THE_INDEX_VARIABLE
 #include "builtin.h"
+#include "abspath.h"
 #include "gettext.h"
 #include "hex.h"
 #include "run-command.h"
diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c
index 006565f851..aec5ee930b 100644
--- a/builtin/receive-pack.c
+++ b/builtin/receive-pack.c
@@ -1,4 +1,5 @@
 #include "builtin.h"
+#include "abspath.h"
 #include "repository.h"
 #include "config.h"
 #include "gettext.h"
diff --git a/builtin/rev-parse.c b/builtin/rev-parse.c
index 5a932a861b..a4c0878bc9 100644
--- a/builtin/rev-parse.c
+++ b/builtin/rev-parse.c
@@ -5,6 +5,7 @@
  */
 #define USE_THE_INDEX_VARIABLE
 #include "cache.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "config.h"
 #include "commit.h"
diff --git a/builtin/stash.c b/builtin/stash.c
index 65817d0b76..52fa892f7e 100644
--- a/builtin/stash.c
+++ b/builtin/stash.c
@@ -1,5 +1,6 @@
 #define USE_THE_INDEX_VARIABLE
 #include "builtin.h"
+#include "abspath.h"
 #include "config.h"
 #include "gettext.h"
 #include "hex.h"
diff --git a/builtin/submodule--helper.c b/builtin/submodule--helper.c
index a4bdd44daa..ff1fd8c87a 100644
--- a/builtin/submodule--helper.c
+++ b/builtin/submodule--helper.c
@@ -1,5 +1,6 @@
 #define USE_THE_INDEX_VARIABLE
 #include "builtin.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "gettext.h"
 #include "hex.h"
diff --git a/builtin/worktree.c b/builtin/worktree.c
index ed89b7e972..ed614ffddc 100644
--- a/builtin/worktree.c
+++ b/builtin/worktree.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "abspath.h"
 #include "checkout.h"
 #include "config.h"
 #include "builtin.h"
diff --git a/cache.h b/cache.h
index e122de6f93..260203c7a6 100644
--- a/cache.h
+++ b/cache.h
@@ -598,21 +598,6 @@ const char *setup_git_directory(void);
 char *prefix_path(const char *prefix, int len, const char *path);
 char *prefix_path_gently(const char *prefix, int len, int *remaining, const char *path);
 
-/*
- * Concatenate "prefix" (if len is non-zero) and "path", with no
- * connecting characters (so "prefix" should end with a "/").
- * Unlike prefix_path, this should be used if the named file does
- * not have to interact with index entry; i.e. name of a random file
- * on the filesystem.
- *
- * The return value is always a newly allocated string (even if the
- * prefix was empty).
- */
-char *prefix_filename(const char *prefix, const char *path);
-
-/* Likewise, but path=="-" always yields "-" */
-char *prefix_filename_except_for_dash(const char *prefix, const char *path);
-
 int check_filename(const char *prefix, const char *name);
 void verify_filename(const char *prefix,
 		     const char *name,
@@ -1160,18 +1145,6 @@ char *interpolate_path(const char *path, int real_home);
 /* NEEDSWORK: remove this synonym once in-flight topics have migrated */
 #define expand_user_path interpolate_path
 const char *enter_repo(const char *path, int strict);
-static inline int is_absolute_path(const char *path)
-{
-	return is_dir_sep(path[0]) || has_dos_drive_prefix(path);
-}
-int is_directory(const char *);
-char *strbuf_realpath(struct strbuf *resolved, const char *path,
-		      int die_on_error);
-char *strbuf_realpath_forgiving(struct strbuf *resolved, const char *path,
-				int die_on_error);
-char *real_pathdup(const char *path, int die_on_error);
-const char *absolute_path(const char *path);
-char *absolute_pathdup(const char *path);
 const char *remove_leading_path(const char *in, const char *prefix);
 const char *relative_path(const char *in, const char *prefix, struct strbuf *sb);
 int normalize_path_copy_len(char *dst, const char *src, int *prefix_len);
diff --git a/chdir-notify.c b/chdir-notify.c
index 5f7f2c2ac2..929ec01b3a 100644
--- a/chdir-notify.c
+++ b/chdir-notify.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "abspath.h"
 #include "chdir-notify.h"
 #include "list.h"
 #include "strbuf.h"
diff --git a/compat/disk.h b/compat/disk.h
index a04a8d294a..6c979c27d8 100644
--- a/compat/disk.h
+++ b/compat/disk.h
@@ -2,6 +2,7 @@
 #define COMPAT_DISK_H
 
 #include "git-compat-util.h"
+#include "abspath.h"
 #include "gettext.h"
 
 static int get_disk_info(struct strbuf *out)
diff --git a/compat/mingw.c b/compat/mingw.c
index a9e5570288..cbcd03aea9 100644
--- a/compat/mingw.c
+++ b/compat/mingw.c
@@ -7,6 +7,7 @@
 #include "../strbuf.h"
 #include "../run-command.h"
 #include "../cache.h"
+#include "../abspath.h"
 #include "../alloc.h"
 #include "win32/lazyload.h"
 #include "../config.h"
diff --git a/compat/simple-ipc/ipc-win32.c b/compat/simple-ipc/ipc-win32.c
index f011e5cead..997f614434 100644
--- a/compat/simple-ipc/ipc-win32.c
+++ b/compat/simple-ipc/ipc-win32.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "abspath.h"
 #include "gettext.h"
 #include "simple-ipc.h"
 #include "strbuf.h"
diff --git a/config.c b/config.c
index f30a6d8e68..6815919ec3 100644
--- a/config.c
+++ b/config.c
@@ -6,6 +6,7 @@
  *
  */
 #include "cache.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "date.h"
 #include "branch.h"
diff --git a/credential.c b/credential.c
index 5244f3c12c..e6417bf880 100644
--- a/credential.c
+++ b/credential.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "abspath.h"
 #include "config.h"
 #include "credential.h"
 #include "gettext.h"
diff --git a/daemon.c b/daemon.c
index 8908e7f8d2..bb795ca3ca 100644
--- a/daemon.c
+++ b/daemon.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "config.h"
 #include "pkt-line.h"
diff --git a/diff-no-index.c b/diff-no-index.c
index 287a113bad..934a24bee5 100644
--- a/diff-no-index.c
+++ b/diff-no-index.c
@@ -5,6 +5,7 @@
  */
 
 #include "cache.h"
+#include "abspath.h"
 #include "color.h"
 #include "commit.h"
 #include "blob.h"
diff --git a/diff.c b/diff.c
index 00746f2f86..1b0be99c06 100644
--- a/diff.c
+++ b/diff.c
@@ -2,6 +2,7 @@
  * Copyright (C) 2005 Junio C Hamano
  */
 #include "cache.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "config.h"
 #include "gettext.h"
diff --git a/dir.c b/dir.c
index 46f1bb6e5b..c72481c60e 100644
--- a/dir.c
+++ b/dir.c
@@ -6,6 +6,7 @@
  *		 Junio Hamano, 2005-2006
  */
 #include "git-compat-util.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "config.h"
 #include "dir.h"
diff --git a/editor.c b/editor.c
index 58e790548d..2d3e6be64e 100644
--- a/editor.c
+++ b/editor.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "abspath.h"
 #include "config.h"
 #include "gettext.h"
 #include "strbuf.h"
diff --git a/environment.c b/environment.c
index 82a1fc17d0..c69571f0b2 100644
--- a/environment.c
+++ b/environment.c
@@ -8,6 +8,7 @@
  * are.
  */
 #include "cache.h"
+#include "abspath.h"
 #include "branch.h"
 #include "environment.h"
 #include "gettext.h"
diff --git a/exec-cmd.c b/exec-cmd.c
index 282d95af08..042d9247a5 100644
--- a/exec-cmd.c
+++ b/exec-cmd.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "abspath.h"
 #include "exec-cmd.h"
 #include "gettext.h"
 #include "quote.h"
diff --git a/gettext.c b/gettext.c
index f139008d0a..3e7b3baabc 100644
--- a/gettext.c
+++ b/gettext.c
@@ -3,6 +3,7 @@
  */
 
 #include "cache.h"
+#include "abspath.h"
 #include "exec-cmd.h"
 #include "gettext.h"
 #include "strbuf.h"
diff --git a/lockfile.c b/lockfile.c
index ab6490a391..673c21d17a 100644
--- a/lockfile.c
+++ b/lockfile.c
@@ -3,6 +3,7 @@
  */
 
 #include "cache.h"
+#include "abspath.h"
 #include "gettext.h"
 #include "lockfile.h"
 
diff --git a/midx.c b/midx.c
index e132ef250e..b111665dca 100644
--- a/midx.c
+++ b/midx.c
@@ -1,4 +1,5 @@
 #include "git-compat-util.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "config.h"
 #include "csum-file.h"
diff --git a/object-file.c b/object-file.c
index 39660d49db..bee41b3047 100644
--- a/object-file.c
+++ b/object-file.c
@@ -7,6 +7,7 @@
  * creation etc.
  */
 #include "git-compat-util.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "config.h"
 #include "gettext.h"
diff --git a/parse-options.c b/parse-options.c
index 084b4f1062..a577cc85f6 100644
--- a/parse-options.c
+++ b/parse-options.c
@@ -1,5 +1,6 @@
 #include "git-compat-util.h"
 #include "parse-options.h"
+#include "abspath.h"
 #include "cache.h"
 #include "config.h"
 #include "commit.h"
diff --git a/path.c b/path.c
index 3f2702cbe4..3976c0d7ac 100644
--- a/path.c
+++ b/path.c
@@ -2,6 +2,7 @@
  * Utilities for paths and pathnames
  */
 #include "cache.h"
+#include "abspath.h"
 #include "gettext.h"
 #include "hex.h"
 #include "repository.h"
diff --git a/pathspec.c b/pathspec.c
index 868b4d280c..53763e272f 100644
--- a/pathspec.c
+++ b/pathspec.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "abspath.h"
 #include "config.h"
 #include "dir.h"
 #include "gettext.h"
diff --git a/remote.c b/remote.c
index edb1e07497..2bae247a0a 100644
--- a/remote.c
+++ b/remote.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "config.h"
 #include "gettext.h"
diff --git a/repository.c b/repository.c
index 937fa974b3..4412f63322 100644
--- a/repository.c
+++ b/repository.c
@@ -4,6 +4,7 @@
  */
 #define USE_THE_INDEX_VARIABLE
 #include "cache.h"
+#include "abspath.h"
 #include "repository.h"
 #include "object-store.h"
 #include "config.h"
diff --git a/rerere.c b/rerere.c
index 9428cbca7b..c3258e1390 100644
--- a/rerere.c
+++ b/rerere.c
@@ -1,4 +1,5 @@
 #include "git-compat-util.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "config.h"
 #include "gettext.h"
diff --git a/scalar.c b/scalar.c
index ca19b95ce4..fe61a3ebdd 100644
--- a/scalar.c
+++ b/scalar.c
@@ -3,6 +3,7 @@
  */
 
 #include "cache.h"
+#include "abspath.h"
 #include "gettext.h"
 #include "parse-options.h"
 #include "config.h"
diff --git a/sequencer.c b/sequencer.c
index 7fa776b061..c61c1fc4d8 100644
--- a/sequencer.c
+++ b/sequencer.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "config.h"
 #include "environment.h"
diff --git a/setup.c b/setup.c
index 8a4ccee4c2..8f385d9f29 100644
--- a/setup.c
+++ b/setup.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "abspath.h"
 #include "gettext.h"
 #include "repository.h"
 #include "config.h"
diff --git a/strbuf.c b/strbuf.c
index b9cd593b14..9633e37b62 100644
--- a/strbuf.c
+++ b/strbuf.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "environment.h"
 #include "gettext.h"
diff --git a/submodule.c b/submodule.c
index 8b551e5327..13ff333f68 100644
--- a/submodule.c
+++ b/submodule.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "repository.h"
 #include "config.h"
diff --git a/t/helper/test-path-utils.c b/t/helper/test-path-utils.c
index f69709d674..d3d00dc34f 100644
--- a/t/helper/test-path-utils.c
+++ b/t/helper/test-path-utils.c
@@ -1,5 +1,6 @@
 #include "test-tool.h"
 #include "cache.h"
+#include "abspath.h"
 #include "string-list.h"
 #include "utf8.h"
 
diff --git a/tmp-objdir.c b/tmp-objdir.c
index 2a2012eb6d..fff15cb6b5 100644
--- a/tmp-objdir.c
+++ b/tmp-objdir.c
@@ -1,5 +1,6 @@
 #include "cache.h"
 #include "tmp-objdir.h"
+#include "abspath.h"
 #include "chdir-notify.h"
 #include "dir.h"
 #include "sigchain.h"
diff --git a/trace.c b/trace.c
index efa4e2d8e0..2b41c683fc 100644
--- a/trace.c
+++ b/trace.c
@@ -22,6 +22,7 @@
  */
 
 #include "cache.h"
+#include "abspath.h"
 #include "quote.h"
 
 struct trace_key trace_default_key = { "GIT_TRACE", 0, 0, 0 };
diff --git a/trace2/tr2_dst.c b/trace2/tr2_dst.c
index 8a21dd2972..273260e1f1 100644
--- a/trace2/tr2_dst.c
+++ b/trace2/tr2_dst.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "abspath.h"
 #include "sigchain.h"
 #include "trace2/tr2_dst.h"
 #include "trace2/tr2_sid.h"
diff --git a/worktree.c b/worktree.c
index 09eb522e5a..b7bc4c7bb7 100644
--- a/worktree.c
+++ b/worktree.c
@@ -1,4 +1,5 @@
 #include "cache.h"
+#include "abspath.h"
 #include "alloc.h"
 #include "gettext.h"
 #include "repository.h"
diff --git a/wrapper.c b/wrapper.c
index 0d4ceba6fc..df1fa6286d 100644
--- a/wrapper.c
+++ b/wrapper.c
@@ -2,6 +2,7 @@
  * Various trivial helper wrappers around standard functions
  */
 #include "cache.h"
+#include "abspath.h"
 #include "config.h"
 #include "gettext.h"