diff --git a/services/src/modules/resource-repository/types.ts b/services/src/modules/resource-repository/types.ts
index 63e4ff8f..eb0f2dd0 100644
--- a/services/src/modules/resource-repository/types.ts
+++ b/services/src/modules/resource-repository/types.ts
@@ -3,7 +3,8 @@ export interface ResourceGroup {
     upstreams: Upstream[];
     upstreamClientCredentials: UpstreamClientCredentials[];
     policies: Policy[];
-    policyAttachments?: PolicyAttachments;
+    // policyAttachments are compiled from the Rego code in opa policies, they are not directly modified by users
+    policyAttachments: PolicyAttachments;
 }
 
 export interface Resource {
diff --git a/services/src/tests/integration/registry/create-resources.spec.ts b/services/src/tests/integration/registry/create-resources.spec.ts
index 6fbb64c8..a92bd13f 100644
--- a/services/src/tests/integration/registry/create-resources.spec.ts
+++ b/services/src/tests/integration/registry/create-resources.spec.ts
@@ -72,7 +72,6 @@ const baseResourceGroup = {
     upstreams: [],
     upstreamClientCredentials: [],
     policies: [],
-    policyAttachments: {},
 };
 
 describe('Create resource', () => {
@@ -102,7 +101,7 @@ describe('Create resource', () => {
 
         expect(response.errors).toBeUndefined();
         expect(response.data).toEqual({updateSchemas: {success: true}});
-        expect(bucketContents.current).toEqual({...baseResourceGroup, schemas: [schema]});
+        expect(bucketContents.current).toMatchObject({...baseResourceGroup, schemas: [schema]});
     });
 
     it('Upstream', async () => {
@@ -121,7 +120,7 @@ describe('Create resource', () => {
 
         expect(response.errors).toBeUndefined();
         expect(response.data).toEqual({updateUpstreams: {success: true}});
-        expect(bucketContents.current).toEqual({...baseResourceGroup, upstreams: [upstream]});
+        expect(bucketContents.current).toMatchObject({...baseResourceGroup, upstreams: [upstream]});
     });
 
     it('UpstreamClientCredentials', async () => {
@@ -140,7 +139,7 @@ describe('Create resource', () => {
 
         expect(response.errors).toBeUndefined();
         expect(response.data).toEqual({updateUpstreamClientCredentials: {success: true}});
-        expect(bucketContents.current).toEqual({
+        expect(bucketContents.current).toMatchObject({
             ...baseResourceGroup,
             upstreamClientCredentials: [upstreamClientCredentials],
         });
@@ -164,7 +163,7 @@ describe('Create resource', () => {
 
         expect(response.errors).toBeUndefined();
         expect(response.data).toEqual({updatePolicies: {success: true}});
-        expect(bucketContents.current).toEqual({...baseResourceGroup, policies: [policy]});
+        expect(bucketContents.current).toMatchObject({...baseResourceGroup, policies: [policy]});
 
         const compiledFilename = 'namespace-name.wasm';
         const uncompiledPath = path.resolve(tmpPoliciesDir, 'namespace-name.rego');
diff --git a/services/src/tests/integration/resourceBucket.ts b/services/src/tests/integration/resourceBucket.ts
index 7147b5e7..d4e3c854 100644
--- a/services/src/tests/integration/resourceBucket.ts
+++ b/services/src/tests/integration/resourceBucket.ts
@@ -7,6 +7,8 @@ export function mockResourceBucket(initialValue: ResourceGroup, initialPolicyFil
     const bucketName = process.env.S3_RESOURCE_BUCKET_NAME;
     const objectKey = process.env.S3_RESOURCE_OBJECT_KEY;
     const policiesKeyPrefix = process.env.S3_POLICY_ATTACHMENTS_KEY_PREFIX;
+    const policiesPrefixQueryParamRegex = `prefix=${encodeURIComponent(policiesKeyPrefix!)}.*`;
+    const queryParamsSeparatorRegex = '?.*';
 
     const value = {current: initialValue, policyFiles: initialPolicyFiles};
 
@@ -18,7 +20,7 @@ export function mockResourceBucket(initialValue: ResourceGroup, initialPolicyFil
         .reply(200, (_, body) => {
             value.current = JSON.parse(body as string) as ResourceGroup;
         })
-        .get(new RegExp(`/${bucketName!}\?.*prefix=${encodeURIComponent(policiesKeyPrefix!)}.*`))
+        .get(new RegExp(`/${bucketName!}${queryParamsSeparatorRegex}${policiesPrefixQueryParamRegex}`))
         .reply(200, () => {
             const filenames = Object.keys(value.policyFiles).map(filename => ({
                 Key: filename,