diff --git a/src/app/core/guards/is-project.guard.spec.ts b/src/app/core/guards/is-project.guard.spec.ts
index 41df9a57c..f7840509e 100644
--- a/src/app/core/guards/is-project.guard.spec.ts
+++ b/src/app/core/guards/is-project.guard.spec.ts
@@ -142,7 +142,7 @@ describe('isProjectGuard', () => {
 
   it('should navigate and return true for Projects with parentId', (done) => {
     const resource = createMockResource({
-      id: 'parent-id',
+      id: 'parent-id/child-id',
       type: CurrentResourceType.Projects,
       parentId: 'parent-id',
     });
@@ -241,7 +241,7 @@ describe('isProjectGuard', () => {
 
   it('should navigate and return true for Preprints with parentId', (done) => {
     const resource = createMockResource({
-      id: 'parent-id',
+      id: 'parent-id/child-id',
       type: CurrentResourceType.Preprints,
       parentId: 'parent-id',
     });
diff --git a/src/app/core/guards/is-project.guard.ts b/src/app/core/guards/is-project.guard.ts
index f8921a40d..d3b3e11c3 100644
--- a/src/app/core/guards/is-project.guard.ts
+++ b/src/app/core/guards/is-project.guard.ts
@@ -22,7 +22,7 @@ export const isProjectGuard: CanMatchFn = (route: Route, segments: UrlSegment[])
   return store.dispatch(new GetResource(id)).pipe(
     switchMap(() => store.select(CurrentResourceSelectors.getCurrentResource)),
     map((resource) => {
-      if (!resource || !id.startsWith(resource.id)) {
+      if (!resource || !resource.id.startsWith(id)) {
         return false;
       }
 
diff --git a/src/app/core/guards/is-registry.guard.spec.ts b/src/app/core/guards/is-registry.guard.spec.ts
index 60346f3ed..9ba25a949 100644
--- a/src/app/core/guards/is-registry.guard.spec.ts
+++ b/src/app/core/guards/is-registry.guard.spec.ts
@@ -142,7 +142,7 @@ describe('isRegistryGuard', () => {
 
   it('should navigate and return true for Registrations with parentId', (done) => {
     const resource = createMockResource({
-      id: 'parent-id',
+      id: 'parent-id/child-id',
       type: CurrentResourceType.Registrations,
       parentId: 'parent-id',
     });
@@ -241,7 +241,7 @@ describe('isRegistryGuard', () => {
 
   it('should navigate and return true for Preprints with parentId', (done) => {
     const resource = createMockResource({
-      id: 'parent-id',
+      id: 'parent-id/child-id',
       type: CurrentResourceType.Preprints,
       parentId: 'parent-id',
     });
diff --git a/src/app/core/guards/is-registry.guard.ts b/src/app/core/guards/is-registry.guard.ts
index a187a25b9..db23c3f8f 100644
--- a/src/app/core/guards/is-registry.guard.ts
+++ b/src/app/core/guards/is-registry.guard.ts
@@ -22,7 +22,7 @@ export const isRegistryGuard: CanMatchFn = (route: Route, segments: UrlSegment[]
   return store.dispatch(new GetResource(id)).pipe(
     switchMap(() => store.select(CurrentResourceSelectors.getCurrentResource)),
     map((resource) => {
-      if (!resource || !id.startsWith(resource.id)) {
+      if (!resource || !resource.id.startsWith(id)) {
         return false;
       }