diff --git a/src/misc2.c b/src/misc2.c
index 79a5174..9a2f06d 100644
--- a/src/misc2.c
+++ b/src/misc2.c
@@ -2793,8 +2793,13 @@
 	break;
     }
     if (p != NULL)
+    {
 	set_string_option_direct((char_u *)"ff", -1, (char_u *)p,
 							OPT_FREE | opt_flags);
+# ifdef FEAT_EVAL
+	set_option_scriptID((char_u *)"ff", current_SID);
+# endif
+    }
 #ifdef FEAT_WINDOWS
     /* This may cause the buffer to become (un)modified. */
     check_status(curbuf);