diff --git a/polkadot/.gitlab-ci.yml b/polkadot/.gitlab-ci.yml
index 94f700f7b9..91ac364a8a 100644
--- a/polkadot/.gitlab-ci.yml
+++ b/polkadot/.gitlab-ci.yml
@@ -32,7 +32,7 @@ variables:
   CI_IMAGE:                        "paritytech/ci-linux:production"
   DOCKER_OS:                       "debian:stretch"
   ARCH:                            "x86_64"
-  ZOMBIENET_IMAGE:                 "docker.io/paritytech/zombienet:v1.2.51"
+  ZOMBIENET_IMAGE:                 "docker.io/paritytech/zombienet:v1.2.56"
   PIPELINE_SCRIPTS_TAG:            "v0.4"
 
 default: