diff --git a/README.md b/README.md
index 45aa7db..bf0823b 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# OpenDKIM docker image
+# OpenDKIM Docker image
 
 This Docker image runs OpenDKIM on port 8891. Configuration is done
 via environment variables.