diff --git a/.github/codeql/codeql-config.yml b/.github/codeql/codeql-config.yml
index e5bd27659c..b5fd9c58ed 100644
--- a/.github/codeql/codeql-config.yml
+++ b/.github/codeql/codeql-config.yml
@@ -8,3 +8,5 @@ query-filters:
     - cpp/world-writable-file-creation
     # Basically OpenTTD's coding style for adding things like ..._INVALID to enumerations
     - cpp/irregular-enum-init
+    # Our GUI code tends to use switches for OnClick handlers, DrawWidget, and UpdateWidgetSize. Sometimes GUIs just don't have many elements, but we want to keep consistency.
+    - cpp/trivial-switch