diff --git a/docs/content/examples/tutorials/dovecot-solr.md b/docs/content/examples/tutorials/dovecot-solr.md
index b2b4984b..f5cf500b 100644
--- a/docs/content/examples/tutorials/dovecot-solr.md
+++ b/docs/content/examples/tutorials/dovecot-solr.md
@@ -7,7 +7,6 @@ Firstly you need a working solr container, for this the official docker containe
 
 ```
 ---
-version: "3.3"
 
 services:
   solr: