diff --git a/google-cloud-storage/src/test/java/com/google/cloud/storage/conformance/retry/TestBench.java b/google-cloud-storage/src/test/java/com/google/cloud/storage/conformance/retry/TestBench.java
index 557cfe3ca1..fe723270f9 100644
--- a/google-cloud-storage/src/test/java/com/google/cloud/storage/conformance/retry/TestBench.java
+++ b/google-cloud-storage/src/test/java/com/google/cloud/storage/conformance/retry/TestBench.java
@@ -337,7 +337,7 @@ public static final class Builder {
     private static final String DEFAULT_BASE_URI = "http://localhost:9000";
     private static final String DEFAULT_IMAGE_NAME =
         "gcr.io/cloud-devrel-public-resources/storage-testbench";
-    private static final String DEFAULT_IMAGE_TAG = "v0.11.0";
+    private static final String DEFAULT_IMAGE_TAG = "v0.15.0";
     private static final String DEFAULT_CONTAINER_NAME = "default";
 
     private boolean ignorePullError;