#17613: Prevent traceback when removing syntax colorizer in IDLE.
diff --git a/Misc/NEWS b/Misc/NEWS
index abb5068..e2ed81c 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -23,6 +23,8 @@
 IDLE
 ----
 
+- Issue #17613: Prevent traceback when removing syntax colorizer in IDLE.
+
 - Issue #1207589: Backwards-compatibility patch for right-click menu in IDLE.
 
 - Issue #16887: IDLE now accepts Cancel in tabify/untabify dialog box.