diff --git a/.github/workflows/lint-test.yaml b/.github/workflows/lint-test.yaml
index 74e00db..3cf3d20 100644
--- a/.github/workflows/lint-test.yaml
+++ b/.github/workflows/lint-test.yaml
@@ -86,3 +86,7 @@ jobs:
             --debug \
             --namespace default \
             --target-branch ${{ github.event.repository.default_branch }}
+
+      - name: Test graphql-server connection
+        run: |
+          helm test rollups-validator-node-${{ github.event.repository.default_branch }}
\ No newline at end of file
diff --git a/charts/rollups-validator-node/Chart.yaml b/charts/rollups-validator-node/Chart.yaml
index f34e75a..b3575f3 100644
--- a/charts/rollups-validator-node/Chart.yaml
+++ b/charts/rollups-validator-node/Chart.yaml
@@ -6,7 +6,7 @@ maintainers:
   - name: oap75
 
 type: application
-version: 0.5.0
+version: 0.5.2
 appVersion: "0.9.1"
 
 dependencies:
diff --git a/charts/rollups-validator-node/templates/tests/test-connection.yaml b/charts/rollups-validator-node/templates/tests/test-connection.yaml
deleted file mode 100644
index 67d0fd6..0000000
--- a/charts/rollups-validator-node/templates/tests/test-connection.yaml
+++ /dev/null
@@ -1,14 +0,0 @@
-apiVersion: v1
-kind: Pod
-metadata:
-  name: "{{ include "validator.fullname" . }}-test-connection"
-  labels: {{- include "validator.labels" . | nindent 4 }}
-  annotations:
-    "helm.sh/hook": test
-spec:
-  containers:
-    - name: wget
-      image: busybox
-      command: ['wget']
-      args: ['{{ include "validator.fullname" . }}-graphql-server:{{ .Values.endpoints.graphqlServer.service.port }}']
-  restartPolicy: Never
diff --git a/charts/rollups-validator-node/templates/tests/test-graphql-server-connection.yaml b/charts/rollups-validator-node/templates/tests/test-graphql-server-connection.yaml
new file mode 100644
index 0000000..d31d62a
--- /dev/null
+++ b/charts/rollups-validator-node/templates/tests/test-graphql-server-connection.yaml
@@ -0,0 +1,14 @@
+---
+apiVersion: v1
+kind: Pod
+metadata:
+  name: "{{ .Release.Name }}-graphql-server-http-check"
+  annotations:
+    "helm.sh/hook": test
+spec:
+  containers:
+    - name: http-check
+      image: busybox
+      command: ['wget']
+      args: ['--spider', '--timeout=5', 'http://{{ include "validator.fullname" . }}-graphql-server:{{ .Values.endpoints.graphqlServer.service.port }}']
+  restartPolicy: Never