diff --git a/doc/requirements.txt b/doc/requirements.txt
index b5738097..59b8ea08 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -10,7 +10,7 @@ sphinx_rtd_theme ~= 3.0
 
 # Sphinx Extenstions
 sphinxcontrib-autoprogram ~= 0.1.9
-sphinxcontrib-mermaid ~= 1.0
+sphinxcontrib-mermaid ~= 1.2
 autoapi >= 2.0.1
 sphinx_design ~= 0.6
 sphinx-copybutton ~= 0.5