diff --git a/src/fileio.c b/src/fileio.c
index 4a35f04..c4c4295 100644
--- a/src/fileio.c
+++ b/src/fileio.c
@@ -7559,7 +7559,7 @@
     p = (char_u *)tempnam("tmp:", (char *)itmp);
     if (p != NULL)
     {
-	/* VMS will use '.LOG' if we don't explicitly specify an extension,
+	/* VMS will use '.LIS' if we don't explicitly specify an extension,
 	 * and VIM will then be unable to find the file later */
 	STRCPY(itmp, p);
 	STRCAT(itmp, ".txt");