diff --git a/requirements.txt b/requirements.txt
index cf3ca4e..1bd385b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,3 +7,4 @@ mkdocs-material[imaging]==9.7.0
 mkdocs-material-extensions==1.3.1
 mkdocs-open-in-new-tab==1.0.8
 pymdown-extensions==10.17.1
+pygments==2.19.2