diff --git a/doc/install/installation.md b/doc/install/installation.md
index 1175aff9dd9..c4d9668fde4 100644
--- a/doc/install/installation.md
+++ b/doc/install/installation.md
@@ -159,7 +159,7 @@ We recommend using a PostgreSQL database. For MySQL check [MySQL setup guide](da
     # Make sure GitLab can write to the log/ and tmp/ directories
     sudo chown -R git log/
     sudo chown -R git tmp/
-    sudo chmod -R u+rwX log/
+    sudo chmod -R u+rwX,go-w log/
     sudo chmod -R u+rwX tmp/
 
     # Create directory for satellites