diff --git a/src/gmni.c b/src/gmni.c
index 000a565..61f41e2 100644
--- a/src/gmni.c
+++ b/src/gmni.c
@@ -315,7 +315,7 @@ main(int argc, char *argv[])
 				break;
 			}
 
-			char last;
+			char last = 0;
 			char buf[BUFSIZ];
 			for (int n = 1; n > 0;) {
 				n = BIO_read(resp.bio, buf, BUFSIZ);