diff --git a/requirements.txt b/requirements.txt
index 3982dec40..10ec6c4ce 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,7 +30,7 @@ jwt==1.3.1
 jsonschema==4.23.0
 loginpass==0.5
 marshmallow-sqlalchemy~=0.28.2
-marshmallow==3.26.1
+marshmallow==3.26.2
 networkx~=3.3
 nf-core~=2.5.0
 pika~=1.3.2