diff --git a/test/e2e/e2e_test.go b/test/e2e/e2e_test.go
index ebcb4530..59645573 100644
--- a/test/e2e/e2e_test.go
+++ b/test/e2e/e2e_test.go
@@ -61,6 +61,18 @@ var _ = Describe("etcd-operator", Ordered, func() {
 			_, err = utils.Run(cmd)
 			ExpectWithOffset(1, err).NotTo(HaveOccurred())
 		})
+
+		By("wait until etcd-operator webhook is ready", func() {
+			cmd := exec.Command("kubectl", "apply", "-f", "test/e2e/webhook-checker.yaml")
+			_, err = utils.Run(cmd)
+			ExpectWithOffset(1, err).NotTo(HaveOccurred())
+
+			cmd = exec.Command("kubectl", "wait", "--namespace",
+				"etcd-operator-system", "pod/webhook-checker",
+				"--for", "jsonpath={.status.conditions[?(@.type==\"Ready\")].status}=True", "--timeout=5m")
+			_, err = utils.Run(cmd)
+			ExpectWithOffset(1, err).NotTo(HaveOccurred())
+		})
 	})
 
 	if os.Getenv("DO_CLEANUP_AFTER_E2E") == "true" {
diff --git a/test/e2e/webhook-checker.yaml b/test/e2e/webhook-checker.yaml
new file mode 100644
index 00000000..1ad11829
--- /dev/null
+++ b/test/e2e/webhook-checker.yaml
@@ -0,0 +1,20 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: webhook-checker
+  namespace: etcd-operator-system
+spec:
+  containers:
+    - image: curlimages/curl:8.10.1
+      name: webhook-checker
+      command:
+        - sh
+        - -c
+        - "sleep 360"
+      readinessProbe:
+        exec:
+          command:
+            - sh
+            - -c
+            - "curl -k https://etcd-operator-webhook-service/mutate-etcd-aenix-io-v1alpha1-etcdcluster"
+        periodSeconds: 5