diff --git a/backend/src/controllers/v2/workspaceController.ts b/backend/src/controllers/v2/workspaceController.ts
index 279f957ae..6099645ed 100644
--- a/backend/src/controllers/v2/workspaceController.ts
+++ b/backend/src/controllers/v2/workspaceController.ts
@@ -532,7 +532,7 @@ export const addMachineToWorkspace = async (req: Request, res: Response) => {
   });
 
   if (machineMembership) throw BadRequestError({
-    message: "Service account already exists in workspace"
+    message: "Machine identity already exists in workspace"
   });
 
   const machineIdentity = await MachineIdentity.findById(machineId);
@@ -542,7 +542,7 @@ export const addMachineToWorkspace = async (req: Request, res: Response) => {
   if (!workspace) throw ResourceNotFoundError();
   
   if (!machineIdentity.organization.equals(workspace.organization)) throw BadRequestError({
-    message: "Failed to add service account to workspace in another organization"
+    message: "Failed to add machine identity to workspace in another organization"
   });
 
   let customRole;
@@ -572,7 +572,83 @@ export const addMachineToWorkspace = async (req: Request, res: Response) => {
 }
 
 /**
- * Add service account with id [machineId] to workspace
+ * Update role of machine identity with id [machineId] in workspace
+ * with id [workspaceId] to [role]
+ * @param req 
+ * @param res 
+ */
+ export const updateMachineWorkspaceRole = async (req: Request, res: Response) => {
+  const {
+    params: { workspaceId, machineId },
+    body: {
+      role
+    }
+  } = await validateRequest(reqValidator.AddWorkspaceServiceMemberV2, req);
+  
+  const { permission } = await getAuthDataProjectPermissions({
+    authData: req.authData,
+    workspaceId: new Types.ObjectId(workspaceId)
+  });
+
+  ForbiddenError.from(permission).throwUnlessCan(
+    ProjectPermissionActions.Create,
+    ProjectPermissionSub.ServiceTokens
+  );
+  
+  let machineMembership = await MachineMembership.findOne({
+    machineIdentity: new Types.ObjectId(machineId),
+    workspace: new Types.ObjectId(workspaceId)
+  });
+
+  if (!machineMembership) throw BadRequestError({
+    message: "Machine identity does not exist in workspace"
+  });
+
+  const machineIdentity = await MachineIdentity.findById(machineId);
+  if (!machineIdentity) throw ResourceNotFoundError();
+  
+  const workspace = await Workspace.findById(workspaceId);
+  if (!workspace) throw ResourceNotFoundError();
+  
+  if (!machineIdentity.organization.equals(workspace.organization)) throw BadRequestError({
+    message: "Failed to add machine identity to workspace in another organization"
+  });
+
+  let customRole;
+  if (role) {
+    const isCustomRole = ![ADMIN, MEMBER, VIEWER].includes(role);
+    if (isCustomRole) {
+      customRole = await Role.findOne({
+        slug: role,
+        isOrgRole: false,
+        workspace: new Types.ObjectId(workspaceId)
+      });
+      
+      if (!customRole) throw BadRequestError({ message: "Role not found" });
+    }
+  }
+  
+  machineMembership = await MachineMembership.findOneAndUpdate(
+    {
+      machineIdentity: machineIdentity._id,
+      workspace: new Types.ObjectId(workspaceId),
+    },
+    {
+      role,
+      customRole
+    },
+    {
+      new: true
+    }
+  );
+
+  return res.status(200).send({
+    machineMembership
+  });
+}
+
+/**
+ * Delete machine identity with id [machineId] to workspace
  * with id [workspaceId]
  * @param req 
  * @param res 
diff --git a/backend/src/routes/v2/workspace.ts b/backend/src/routes/v2/workspace.ts
index 24d31f96e..d4dc87c37 100644
--- a/backend/src/routes/v2/workspace.ts
+++ b/backend/src/routes/v2/workspace.ts
@@ -101,6 +101,14 @@ router.post(
   workspaceController.addMachineToWorkspace
 );
 
+router.patch(
+  "/:workspaceId/machine-memberships/:machineId",
+  requireAuth({
+    acceptedAuthModes: [AuthMode.JWT, AuthMode.API_KEY]
+  }),
+  workspaceController.updateMachineWorkspaceRole
+);
+
 router.delete(
   "/:workspaceId/machine-memberships/:machineId",
   requireAuth({
diff --git a/frontend/src/hooks/api/workspace/index.tsx b/frontend/src/hooks/api/workspace/index.tsx
index 40c8c0587..494cee176 100644
--- a/frontend/src/hooks/api/workspace/index.tsx
+++ b/frontend/src/hooks/api/workspace/index.tsx
@@ -20,6 +20,6 @@ export {
   useRenameWorkspace,
   useReorderWsEnvironment,
   useToggleAutoCapitalization,
+  useUpdateMachineWorkspaceRole,
   useUpdateUserWorkspaceRole,
-  useUpdateWsEnvironment,
-} from "./queries";
+  useUpdateWsEnvironment} from "./queries";
diff --git a/frontend/src/hooks/api/workspace/queries.tsx b/frontend/src/hooks/api/workspace/queries.tsx
index 8fe84c895..e6217fbab 100644
--- a/frontend/src/hooks/api/workspace/queries.tsx
+++ b/frontend/src/hooks/api/workspace/queries.tsx
@@ -31,7 +31,7 @@ export const workspaceKeys = {
   getAllUserWorkspace: ["workspaces"] as const,
   getWorkspaceAuditLogs: (workspaceId: string) => [{ workspaceId }] as const,
   getWorkspaceUsers: (workspaceId: string) => [{ workspaceId }] as const,
-  getWorkspaceServiceMemberships: (workspaceId: string) => [{ workspaceId }, "organization-service-memberships"] as const
+  getWorkspaceMachineMemberships: (workspaceId: string) => [{ workspaceId }, "workspace-machine-memberships"] as const
 };
 
 const fetchWorkspaceById = async (workspaceId: string) => {
@@ -378,7 +378,34 @@ export const useAddMachineToWorkspace = () => {
       return serviceMembership;
     },
     onSuccess: (_, { workspaceId }) => {
-      queryClient.invalidateQueries(workspaceKeys.getWorkspaceServiceMemberships(workspaceId));
+      queryClient.invalidateQueries(workspaceKeys.getWorkspaceMachineMemberships(workspaceId));
+    }
+  });
+};
+
+export const useUpdateMachineWorkspaceRole = () => {
+  const queryClient = useQueryClient();
+  return useMutation({
+    mutationFn: async ({
+      machineId,
+      workspaceId,
+      role
+    }: {
+      machineId: string;
+      workspaceId: string;
+      role?: string;
+    }) => {
+
+      const {
+        data: { serviceMembership }
+      } = await apiRequest.patch(`/api/v2/workspace/${workspaceId}/machine-memberships/${machineId}`, {
+        role
+      });
+      
+      return serviceMembership;
+    },
+    onSuccess: (_, { workspaceId }) => {
+      queryClient.invalidateQueries(workspaceKeys.getWorkspaceMachineMemberships(workspaceId));
     }
   });
 };
@@ -401,7 +428,7 @@ export const useDeleteMachineFromWorkspace = () => {
       return serviceMembership;
     },
     onSuccess: (_, { workspaceId }) => {
-      queryClient.invalidateQueries(workspaceKeys.getWorkspaceServiceMemberships(workspaceId));
+      queryClient.invalidateQueries(workspaceKeys.getWorkspaceMachineMemberships(workspaceId));
     }
   });
 };
@@ -409,7 +436,7 @@ export const useDeleteMachineFromWorkspace = () => {
 
 export const useGetWorkspaceMachineMemberships = (workspaceId: string) => {
   return useQuery({
-    queryKey: workspaceKeys.getWorkspaceServiceMemberships(workspaceId),
+    queryKey: workspaceKeys.getWorkspaceMachineMemberships(workspaceId),
     queryFn: async () => {
       
       const {
diff --git a/frontend/src/views/Project/MembersPage/components/MachineIdentityTab/components/MachineIdentitySection/MachineIdentityTable.tsx b/frontend/src/views/Project/MembersPage/components/MachineIdentityTab/components/MachineIdentitySection/MachineIdentityTable.tsx
index 2096411d0..a473dcd1e 100644
--- a/frontend/src/views/Project/MembersPage/components/MachineIdentityTab/components/MachineIdentitySection/MachineIdentityTable.tsx
+++ b/frontend/src/views/Project/MembersPage/components/MachineIdentityTab/components/MachineIdentitySection/MachineIdentityTable.tsx
@@ -27,7 +27,8 @@ import {
 } from "@app/context";
 import {
     useGetRoles,
-    useGetWorkspaceMachineMemberships
+    useGetWorkspaceMachineMemberships,
+    useUpdateMachineWorkspaceRole
 } from "@app/hooks/api";
 import { MachineTrustedIp} from "@app/hooks/api/machineIdentities/types";
 import { UsePopUpState } from "@app/hooks/usePopUp";
@@ -66,6 +67,8 @@ export const MachineIdentityTable = ({
         workspaceId
     });
 
+    const { mutateAsync: updateMutateAsync } = useUpdateMachineWorkspaceRole();
+
     const handleChangeRole = async ({
         machineId,
         role
@@ -73,21 +76,14 @@ export const MachineIdentityTable = ({
         machineId: string;
         role: string;
     }) => {
-
         try {
-            
-            console.log("handle project-level role change vals: ", {
+
+            await updateMutateAsync({
                 machineId,
+                workspaceId,
                 role
             });
             
-            // TODO: change role
-
-            // await updateMutateAsync({
-            //     serviceTokenDataId,
-            //     role
-            // });
-            
             createNotification({
                 text: "Successfully updated machine identity role",
                 type: "success"