1 files changed, 1 insertions, 1 deletions
diff --git a/src/nvim/main.c b/src/nvim/main.c
index 27b6a6bfc5..e7c45b1a7b 100644
--- a/src/nvim/main.c
+++ b/src/nvim/main.c
@@ -237,7 +237,7 @@ int main(int argc, char **argv)
   char **argv = xmalloc((size_t)argc * sizeof(char *));
   for (int i = 0; i < argc; i++) {
     char *buf = NULL;
-    utf16_to_utf8(argv_w[i], &buf);
+    utf16_to_utf8(argv_w[i], -1, &buf);
     assert(buf);
     argv[i] = buf;
   }