diff --git a/workshops/agent-communication-matrix/requirements-dev.txt b/workshops/agent-communication-matrix/requirements-dev.txt
index bd00c33b..e9878b4a 100644
--- a/workshops/agent-communication-matrix/requirements-dev.txt
+++ b/workshops/agent-communication-matrix/requirements-dev.txt
@@ -60,7 +60,7 @@ lark==1.3.1
 MarkupSafe==3.0.3
 matplotlib-inline==0.2.2
 mcp==1.27.1
-mistune==3.2.1
+mistune==3.3.0
 narwhals==2.22.1
 nbclient==0.11.0
 nbconvert==7.17.1