diff --git a/contribute_container.md b/contribute_container.md
index 8c4aad86a89feec5a1431d6f2833533e063b3097..76667a16e0383b47b23209cb624b8e15c440e04f 100644
--- a/contribute_container.md
+++ b/contribute_container.md
@@ -85,7 +85,7 @@ To check whether there are links that point to a wrong target, use
 (this may take a while and gives a lot of output because it runs over all files):
 
 ```Bash
-$DC "find docs -type f -name '*.md' | xargs -L1 markdown-link-check"
+$DC 'find docs -type f -name "*.md" | xargs -L1 markdown-link-check'
 ```
 
 #### Spell Checker