diff --git a/.gitlab/pipeline/zombienet.yml b/.gitlab/pipeline/zombienet.yml
index 4b95c86c3c41c14700c9f142dc15c071ac6ddf77..55120e66d0e53c740b16a7ee6276230f42c172ef 100644
--- a/.gitlab/pipeline/zombienet.yml
+++ b/.gitlab/pipeline/zombienet.yml
@@ -1,7 +1,7 @@
 .zombienet-refs:
   extends: .build-refs
   variables:
-    ZOMBIENET_IMAGE: "docker.io/paritytech/zombienet:v1.3.86"
+    ZOMBIENET_IMAGE: "docker.io/paritytech/zombienet:v1.3.91"
 
 include:
   # substrate tests
diff --git a/polkadot/zombienet_tests/functional/0002-parachains-disputes.toml b/polkadot/zombienet_tests/functional/0002-parachains-disputes.toml
index 27cd81dface5ec21ba9650167a1cca62dc8d1489..f6bdfeb4877e1dbd5f293f8c0ec864f4f7f1b80d 100644
--- a/polkadot/zombienet_tests/functional/0002-parachains-disputes.toml
+++ b/polkadot/zombienet_tests/functional/0002-parachains-disputes.toml
@@ -5,7 +5,7 @@ timeout = 1000
   max_validators_per_core = 5
   needed_approvals = 8
 
-[relaychain.genesis.runtime.runtime_genesis_config.configuration.config.approval_voting_params]
+[relaychain.genesis.runtimeGenesis.patch.configuration.config.approval_voting_params]
   max_approval_coalesce_count = 5