diff --git a/src/ex_docmd.c b/src/ex_docmd.c
index 4097f1d..6d0ce24 100644
--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -847,7 +847,7 @@
     if (flags & DOCMD_EXCRESET)
 	save_dbg_stuff(&debug_saved);
     else
-	memset(&debug_saved, 0, 1);
+	vim_memset(&debug_saved, 0, 1);
 
     initial_trylevel = trylevel;