1 files changed, 1 insertions, 1 deletions
diff --git a/src/nvim/ex_getln.c b/src/nvim/ex_getln.c
index 154086b82c..01f16f3383 100644
--- a/src/nvim/ex_getln.c
+++ b/src/nvim/ex_getln.c
@@ -2404,7 +2404,7 @@ static bool cmdpreview_may_show(CommandLineState *s)
 
   // Check if command is previewable, if not, don't attempt to show preview
   if (!(ea.argt & EX_PREVIEW)) {
-    vim_regfree(cmdinfo.cmdmod.cmod_filter_regmatch.regprog);
+    undo_cmdmod(&cmdinfo.cmdmod);
     goto end;
   }