diff --git a/sim-requirements.txt b/sim-requirements.txt
index 2555065..8917988 100644
--- a/sim-requirements.txt
+++ b/sim-requirements.txt
@@ -6,7 +6,7 @@ telnetlib3==2.0.4
 rich==13.7.1
 typing-extensions==4.12.2
 networkx==3.2.1
-flask==2.2.5
+flask==3.1.3
 tqdm==4.66.4
 pyvis==0.3.2