diff --git a/mz_os.c b/mz_os.c
index cc5ea94..3bd1b9a 100644
--- a/mz_os.c
+++ b/mz_os.c
@@ -72,7 +72,7 @@ int32_t mz_path_combine(char *path, const char *join, int32_t max_path)
     if (path_len == 0)
     {
         strncpy(path, join, max_path - 1);
-        path[max_path - 1] = '\0';
+        path[max_path - 1] = 0;
     }
     else
     {