diff --git a/appveyor.yml b/appveyor.yml
index 7b3ba4b7..76bdb526 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -21,3 +21,6 @@ notifications:
   - provider: Slack
     incoming_webhook:
       secure: E9H0SU0Ju7WLDvgxsV8cs3J62T3nTTX7QkEjsczN0Sto/c9hWkVfhc5gGWUkxhlD975cokHByKGJIdwYwCewqOI+7BrcT8U+nlga4Uau7J8=
+    on_build_success: false
+    on_build_failure: true
+    on_build_status_changed: true