diff --git a/.github/workflows/pr-check.yml b/.github/workflows/pr-check.yml
index 50d8d04..5b71912 100644
--- a/.github/workflows/pr-check.yml
+++ b/.github/workflows/pr-check.yml
@@ -7,4 +7,15 @@ on:
 
 jobs:
   trigger-workflow:
-    uses: eclipse-dataspace-protocol-base/.github/.github/workflows/scan-pr-title.yml@main
\ No newline at end of file
+    uses: eclipse-dataspace-protocol-base/.github/.github/workflows/scan-pr-title.yml@main
+  run-tests:
+    name: gradle
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ./.github/actions/setup-java
+      - name: run
+        run: |
+          cd artifacts
+          chmod +x ./gradlew
+          ./gradlew build
\ No newline at end of file
diff --git a/artifacts/src/main/resources/common/protocol-version-schema.json b/artifacts/src/main/resources/common/protocol-version-schema.json
index 19b6763..9f3d49b 100644
--- a/artifacts/src/main/resources/common/protocol-version-schema.json
+++ b/artifacts/src/main/resources/common/protocol-version-schema.json
@@ -4,7 +4,7 @@
   "type": "object",
   "allOf": [
     {
-      "$ref": "#/definitions/Version"
+      "$ref": "#/definitions/VersionResponse"
     }
   ],
   "$id": "https://w3id.org/dspace/2025/1/common/protocol-version-schema.json",
diff --git a/artifacts/src/test/java/org/eclipse/dsp/schema/common/InvalidVersionSchemaTest.java b/artifacts/src/test/java/org/eclipse/dsp/schema/common/InvalidVersionSchemaTest.java
index 0a0447f..916b5d0 100644
--- a/artifacts/src/test/java/org/eclipse/dsp/schema/common/InvalidVersionSchemaTest.java
+++ b/artifacts/src/test/java/org/eclipse/dsp/schema/common/InvalidVersionSchemaTest.java
@@ -35,7 +35,7 @@ void verifyInvalidCases() throws IOException {
         assertThat(schema.validate(INVALID_BINDING_NOT_IN_ENUM, JSON).iterator().next().getType()).isEqualTo(ENUM);
         assertThat(schema.validate(INVALID_AUTH_A_STRING, JSON).iterator().next().getType()).isEqualTo(TYPE);
         assertThat(schema.validate(INVALID_AUTH_MISSING_PROTOCOL, JSON).iterator().next().getType()).isEqualTo(REQUIRED);
-        assertThat(schema.validate(INVALID_AUTH_NOT_AN_ARRAY, JSON).iterator().next().getType()).isEqualTo(TYPE);
+        assertThat(schema.validate(INVALID_AUTH_PROFILE_NOT_AN_ARRAY, JSON).iterator().next().getType()).isEqualTo(TYPE);
     }
 
     @BeforeEach
@@ -91,7 +91,14 @@ void setUp() {
                   "version": "1.0",
                   "path": "mqtts://mycorp.com/some/path/v1",
                   "binding": "MQTT",
-                  "auth": "auth-protocol"
+                  "auth": {
+                    "protocol": "some-protocol",
+                    "version": "2",
+                    "profile": [
+                      "one-profile",
+                      "different-profile"
+                    ]
+                  }
                 }
               ]
             }
@@ -104,7 +111,7 @@ void setUp() {
                   "version": "1.0",
                   "path": "/some/path/v1",
                   "binding": "HTTPS",
-                  "auth": "auth-protocol"
+                  "auth": "a string"
                 }
               ]
             }
@@ -118,14 +125,17 @@ void setUp() {
                   "path": "/some/path/v1",
                   "binding": "HTTPS",
                   "auth": {
-                    "version": "a.b.c",
-                    "profile": ["someprofile"]
+                    "version": "2",
+                    "profile": [
+                      "one-profile",
+                      "different-profile"
+                    ]
                   }
                 }
               ]
             }
             """;
-    private static final String INVALID_AUTH_NOT_AN_ARRAY = """
+    private static final String INVALID_AUTH_PROFILE_NOT_AN_ARRAY = """
             {
               "protocolVersions": [
                 {
@@ -133,8 +143,9 @@ void setUp() {
                   "path": "/some/path/v1",
                   "binding": "HTTPS",
                   "auth": {
-                    "version": "a.b.c",
-                    "profile": "someprofile"
+                    "protocol": "some-protocol",
+                    "version": "2",
+                    "profile": "one-profile"
                   }
                 }
               ]