updated for version 7.0066
diff --git a/src/mbyte.c b/src/mbyte.c
index 7f8400d..70bb843 100644
--- a/src/mbyte.c
+++ b/src/mbyte.c
@@ -706,6 +706,11 @@
 	gui_mch_update_codec();
 #endif
 
+#ifdef FEAT_SYN_HL
+    /* Need to reload spell dictionaries */
+    spell_reload();
+#endif
+
     return NULL;
 }