1 files changed, 1 insertions, 1 deletions
diff --git a/src/nvim/path.c b/src/nvim/path.c
index 9162b6da4d..f2339c8046 100644
--- a/src/nvim/path.c
+++ b/src/nvim/path.c
@@ -1715,7 +1715,7 @@ int vim_FullName(const char *fname, char *buf, size_t len, bool force)
 ///
 /// @param fname is the filename to expand
 /// @return [allocated] Full path (NULL for failure).
-char *fix_fname(char *fname)
+char *fix_fname(const char *fname)
 {
 #ifdef UNIX
   return FullName_save(fname, true);