diff --git a/mkdocs.yml b/mkdocs.yml
index 43c63a4..789df23 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -25,6 +25,7 @@ theme:
     - navigation.tabs.sticky
     - navigation.expand
     - navigation.indexes
+    - search.highlight
     - toc.integrate
     - navigation.top
     - header.autohide