diff --git a/src/shared/constants/permissions.constants.ts b/src/shared/constants/permissions.constants.ts
index 0dfff45..3beb9cd 100644
--- a/src/shared/constants/permissions.constants.ts
+++ b/src/shared/constants/permissions.constants.ts
@@ -265,11 +265,7 @@ export const PERMISSION = {
         'There are additional limitations on editing some parts of the project.',
     },
     topcoderRoles: TOPCODER_ROLES_MANAGERS_AND_ADMINS,
-    projectRoles: [
-      ...PROJECT_ROLES_MANAGEMENT,
-      PROJECT_MEMBER_ROLE.COPILOT,
-      PROJECT_MEMBER_ROLE.CUSTOMER,
-    ],
+    projectRoles: PROJECT_ROLES_MANAGEMENT,
     scopes: SCOPES_PROJECTS_WRITE,
   },
 
diff --git a/src/shared/services/permission.service.spec.ts b/src/shared/services/permission.service.spec.ts
index 747ffcb..ccd19ee 100644
--- a/src/shared/services/permission.service.spec.ts
+++ b/src/shared/services/permission.service.spec.ts
@@ -2,6 +2,7 @@ import { ProjectMemberRole } from '../enums/projectMemberRole.enum';
 import { Scope } from '../enums/scopes.enum';
 import { UserRole } from '../enums/userRole.enum';
 import { Permission } from '../constants/permissions';
+import { PERMISSION } from '../constants/permissions.constants';
 import { PermissionService } from './permission.service';
 
 describe('PermissionService', () => {
@@ -722,6 +723,31 @@ describe('PermissionService', () => {
     expect(allowed).toBe(true);
   });
 
+  it('blocks project copilots from editing project details', () => {
+    const user = {
+      userId: '3001',
+      roles: [UserRole.TC_COPILOT],
+      isMachine: false,
+    };
+    const projectMembers = [
+      {
+        userId: '3001',
+        role: ProjectMemberRole.COPILOT,
+      },
+    ];
+
+    expect(
+      service.hasNamedPermission(
+        Permission.EDIT_PROJECT,
+        user,
+        projectMembers,
+      ),
+    ).toBe(false);
+    expect(
+      service.matchPermissionRule(PERMISSION.UPDATE_PROJECT, user, projectMembers),
+    ).toBe(false);
+  });
+
   it('allows deleting project for machine token with project write scope', () => {
     const allowed = service.hasNamedPermission(Permission.DELETE_PROJECT, {
       scopes: [Scope.PROJECTS_ALL],
diff --git a/src/shared/services/permission.service.ts b/src/shared/services/permission.service.ts
index b2df6c1..a10308e 100644
--- a/src/shared/services/permission.service.ts
+++ b/src/shared/services/permission.service.ts
@@ -271,7 +271,6 @@ export class PermissionService {
         return (
           isAdmin ||
           isManagementMember ||
-          this.isCopilot(member?.role) ||
           this.hasProjectUpdateTopcoderRole(user) ||
           hasMachineProjectWriteScope
         );
diff --git a/src/shared/utils/permission-docs.utils.ts b/src/shared/utils/permission-docs.utils.ts
index 76202d0..b9ba79e 100644
--- a/src/shared/utils/permission-docs.utils.ts
+++ b/src/shared/utils/permission-docs.utils.ts
@@ -255,7 +255,7 @@ function getNamedPermissionDocumentation(
     case NamedPermission.EDIT_PROJECT:
       return createSummary({
         userRoles: PROJECT_UPDATE_TOPCODER_ROLES,
-        projectRoles: PROJECT_MEMBER_MANAGEMENT_AND_COPILOT_ROLES,
+        projectRoles: PROJECT_MEMBER_MANAGEMENT_ROLES,
         scopes: PROJECT_WRITE_SCOPES,
       });