diff --git a/w3af/tests/requirements.txt b/w3af/tests/requirements.txt
index 66819283df..64a658be17 100644
--- a/w3af/tests/requirements.txt
+++ b/w3af/tests/requirements.txt
@@ -39,4 +39,4 @@ docker-compose==1.2.0
 
 # Testing open api parser
 apispec==0.31.0
-marshmallow==2.15.0
\ No newline at end of file
+marshmallow==2.15.1
\ No newline at end of file