diff --git a/src/path.c b/src/path.c
index 56b6c87f9..7cad28d45 100644
--- a/src/path.c
+++ b/src/path.c
@@ -782,7 +782,7 @@ int git_path_iconv(git_path_iconv_t *ic, char **in, size_t *inlen)
 		!git_path_has_non_ascii(*in, *inlen))
 		return 0;
 
-	git_buf_truncate(&ic->buf, 0);
+	git_buf_clear(&ic->buf);
 
 	while (1) {
 		if (git_buf_grow(&ic->buf, wantlen + 1) < 0)