diff --git a/verifiers-reference-implementation/python-server/requirements.txt b/verifiers-reference-implementation/python-server/requirements.txt
index aa2b53a..7b9d341 100644
--- a/verifiers-reference-implementation/python-server/requirements.txt
+++ b/verifiers-reference-implementation/python-server/requirements.txt
@@ -1,7 +1,7 @@
 Flask==2.2.5
 cryptography==48.0.1
 cbor2==5.4.6
-gunicorn==20.1.0
+gunicorn==22.0.0
 isomdoc==0.0.4
 pycose
 tink==1.10.0