diff --git a/docs/manual/09-installation.md b/docs/manual/09-installation.md
index 5e02c81..934ff92 100644
--- a/docs/manual/09-installation.md
+++ b/docs/manual/09-installation.md
@@ -25,7 +25,7 @@ etc.) will have no effect. All integrations are managed via conf.d/ files.
 
 If a new tool's shell integration appears to do nothing, check whether its
 setup command appended an init line below the sentinel and create a dedicated
-conf.d/<tool>.fish instead.
+`conf.d/<tool>.fish` instead.
 
 ## Updating