diff --git a/docs/requirements.txt b/docs/requirements.txt
index cf1d9d580..8e1390501 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -7,4 +7,4 @@ secretflow-doctools~=0.8.5
 sphinx-autobuild
 sphinx-intl~=2.3
 sphinx~=8.0
-sphinxcontrib-mermaid~=1.0
+sphinxcontrib-mermaid~=1.2