diff --git a/tools/pkgconf/files/pkg-config b/tools/pkgconf/files/pkg-config
index 65e0fb09f5..2e4dac9073 100755
--- a/tools/pkgconf/files/pkg-config
+++ b/tools/pkgconf/files/pkg-config
@@ -4,6 +4,8 @@ ${STAGING_DIR_HOST}/bin/pkg-config.real \
 --keep-system-cflags \
 --keep-system-libs \
 --define-variable=prefix="${STAGING_PREFIX}" \
+--define-variable=prefix_host="${STAGING_DIR_HOST}" \
+--define-variable=prefix_hostpkg="${STAGING_DIR_HOSTPKG}" \
 --define-variable=exec_prefix="${STAGING_PREFIX}" \
 --define-variable=bindir="${STAGING_PREFIX}/bin" \
 $PKG_CONFIG_EXTRAARGS "$@"