diff --git a/polkadot/.gitlab-ci.yml b/polkadot/.gitlab-ci.yml
index 01e47746b5cf6beeace726cd9c23067ecb96df92..3cb34c8664dab62207e896d18e647a33eefbb68a 100644
--- a/polkadot/.gitlab-ci.yml
+++ b/polkadot/.gitlab-ci.yml
@@ -38,7 +38,7 @@ variables:
   BUILDAH_COMMAND: "buildah --storage-driver overlay2"
   DOCKER_OS: "debian:stretch"
   ARCH: "x86_64"
-  ZOMBIENET_IMAGE: "docker.io/paritytech/zombienet:v1.3.50"
+  ZOMBIENET_IMAGE: "docker.io/paritytech/zombienet:v1.3.55"
 
 default:
   cache: {}