diff --git a/.travis.yml b/.travis.yml
index 3b62c51bc..d961b6c9f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -48,7 +48,10 @@ notifications:
       - "irc.oftc.net#mitmproxy"
     on_success: change
     on_failure: always
-  slack: mitmproxy:YaDGC9Gt9TEM7o8zkC2OLNsu
+  slack: 
+    mitmproxy:YaDGC9Gt9TEM7o8zkC2OLNsu
+    on_success: :change
+    on_failure: always
 
 # exclude cryptography from cache
 # it depends on libssl-dev version