diff --git a/doc.zih.tu-dresden.de/docs/contrib/content_rules.md b/doc.zih.tu-dresden.de/docs/contrib/content_rules.md
index 0fb957bd1dd62c90fcec041edef83f1eba83640e..535a00129e663e0e7246bd88c5030030ecd46deb 100644
--- a/doc.zih.tu-dresden.de/docs/contrib/content_rules.md
+++ b/doc.zih.tu-dresden.de/docs/contrib/content_rules.md
@@ -58,7 +58,7 @@ or via [Email](mailto:hpcsupport@zih.tu-dresden.de).
 * Assume that a future reader is eager to start typing commands. Thus, encourage the reader by
   addressing him/her directly:
     * Example: Use `You can/should ...` instead of `Users can/should ...`
-    * Example: Use `Your contribution is highly welcome` instead of `Contributions from user-side
+    * Example: Use "Your contribution is highly welcome" instead of "Contributions from user-side
       are highly welcome"
 * Be brief! Provide the main idea/commands first, and special cases later. If it is not necessary to
   know how a special piece of software works, don't explain it.