diff --git a/test/scripts/test.sh b/test/scripts/test.sh
index e2c2d89..23a2871 100755
--- a/test/scripts/test.sh
+++ b/test/scripts/test.sh
@@ -6,6 +6,11 @@ set -euxo pipefail
 # It expects all required packages (kube*, cri-o) are already installed
 # It is referenced from ../deb/Vagrantfile and ../rpm/Vagrantfile
 
+# Disable IPv6 for CI
+CNI_CONFIG=/etc/cni/net.d/10-crio-bridge.conflist
+jq 'del(.plugins[0].ipam.routes[1], .plugins[0].ipam.ranges[1])' $CNI_CONFIG >tmp
+mv tmp $CNI_CONFIG
+
 systemctl start crio
 
 # Disable swap