diff --git a/test-network-k8s/network b/test-network-k8s/network
index b0904e9c..262a0a65 100755
--- a/test-network-k8s/network
+++ b/test-network-k8s/network
@@ -21,8 +21,8 @@ export CLUSTER_RUNTIME=${TEST_NETWORK_CLUSTER_RUNTIME:-kind}        # or k3s
 export CONTAINER_CLI=${CONTAINER_CLI:-docker}                       # or nerdctl for containerd
 export CONTAINER_NAMESPACE=${TEST_NETWORK_CONTAINER_NAMESPACE:-""}  # or "--namespace k8s.io" for containerd / nerdctl
 
-export FABRIC_VERSION=${TEST_NETWORK_FABRIC_VERSION:-2.4.3}
-export FABRIC_CA_VERSION=${TEST_NETWORK_FABRIC_CA_VERSION:-1.5.2}
+export FABRIC_VERSION=${TEST_NETWORK_FABRIC_VERSION:-2.4.4}
+export FABRIC_CA_VERSION=${TEST_NETWORK_FABRIC_CA_VERSION:-1.5.5}
 export FABRIC_CONTAINER_REGISTRY=${TEST_NETWORK_FABRIC_CONTAINER_REGISTRY:-hyperledger}
 export FABRIC_PEER_IMAGE=${TEST_NETWORK_FABRIC_PEER_IMAGE:-${FABRIC_CONTAINER_REGISTRY}/fabric-peer:${FABRIC_VERSION}}
 export NETWORK_NAME=${TEST_NETWORK_NAME:-test-network}