diff --git a/src/buffer.c b/src/buffer.c
index 0e13e1f..4563736 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -1764,7 +1764,7 @@
 #endif
 
     /* Change directories when the 'acd' option is set. */
-    DO_AUTOCHDIR
+    DO_AUTOCHDIR;
 
 #ifdef FEAT_KEYMAP
     if (curbuf->b_kmap_state & KEYMAP_INIT)