diff --git a/Dockerfile b/Dockerfile
index bb91030..c4585ae 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM debian:9.6-slim
 
 LABEL "com.github.actions.name"="Post Slack message"
-LABEL "com.github.actions.description"="Post Slack messages using your own bot."
+LABEL "com.github.actions.description"="Post a message in Slack"
 LABEL "com.github.actions.icon"="hash"
 LABEL "com.github.actions.color"="white"