1 files changed, 2 insertions, 2 deletions
diff --git a/src/nvim/ops.c b/src/nvim/ops.c
index 9e7d81fc82..40dd5f0b5c 100644
--- a/src/nvim/ops.c
+++ b/src/nvim/ops.c
@@ -4117,8 +4117,8 @@ fex_format(
     int c                  /* character to be inserted */
 )
 {
-  int use_sandbox = was_set_insecurely((char_u *)"formatexpr",
-      OPT_LOCAL);
+  int use_sandbox = was_set_insecurely(
+      curwin, (char_u *)"formatexpr", OPT_LOCAL);
   int r;
   char_u *fex;