diff --git a/src/os_amiga.c b/src/os_amiga.c
index 39fb222..767cbfa 100644
--- a/src/os_amiga.c
+++ b/src/os_amiga.c
@@ -617,14 +617,14 @@
 /*
  * Restore the window/icon title.
  * which is one of:
- *  1  Just restore title
- *  2  Just restore icon (which we don't have)
- *  3  Restore title and icon (which we don't have)
+ *  SAVE_RESTORE_TITLE  Just restore title
+ *  SAVE_RESTORE_ICON   Just restore icon (which we don't have)
+ *  SAVE_RESTORE_BOTH   Restore title and icon (which we don't have)
  */
     void
 mch_restore_title(int which)
 {
-    if (which & 1)
+    if (which & SAVE_RESTORE_TITLE)
 	mch_settitle(oldwindowtitle, NULL);
 }
 
@@ -907,7 +907,7 @@
     }
 
 #ifdef FEAT_TITLE
-    mch_restore_title(3);	    /* restore window title */
+    mch_restore_title(SAVE_RESTORE_BOTH);    /* restore window title */
 #endif
 
     ml_close_all(TRUE);		    /* remove all memfiles */