diff --git a/test/e2e-istio.sh b/test/e2e-istio.sh
index 5d84d6c3..ef65da48 100755
--- a/test/e2e-istio.sh
+++ b/test/e2e-istio.sh
@@ -2,7 +2,7 @@
 
 set -o errexit
 
-ISTIO_VER="1.5.2"
+ISTIO_VER="1.5.4"
 REPO_ROOT=$(git rev-parse --show-toplevel)
 
 echo ">>> Downloading Istio ${ISTIO_VER}"