diff --git a/src/services/MergeRequests.ts b/src/services/MergeRequests.ts
index f6fa3d20..d574f1a4 100644
--- a/src/services/MergeRequests.ts
+++ b/src/services/MergeRequests.ts
@@ -87,11 +87,12 @@ class MergeRequests extends BaseService {
     projectId: ProjectId,
     { mergerequestIId, ...options }: { mergerequestIId?: MergeRequestId } & BaseRequestOptions,
   ) {
-    const [pId, mIId] = [projectId, mergerequestIId].map(encodeURIComponent);
+    const pId = encodeURIComponent(projectId);
 
     let url;
 
     if (mergerequestIId) {
+      const  mIId = encodeURIComponent(mergerequestIId);
       url = `projects/${pId}/merge_requests/${mIId}/approvals`;
     } else {
       url = `projects/${pId}/approvals`;
@@ -106,11 +107,12 @@ class MergeRequests extends BaseService {
     approverGroupIds: GroupId[],
     { mergerequestIId, ...options }: { mergerequestIId?: MergeRequestId } & BaseRequestOptions,
   ) {
-    const [pId, mIId] = [projectId, mergerequestIId].map(encodeURIComponent);
+    const pId = encodeURIComponent(projectId);
 
     let url;
 
     if (mergerequestIId) {
+      const  mIId = encodeURIComponent(mergerequestIId);
       url = `projects/${pId}/merge_requests/${mIId}/approvers`;
     } else {
       url = `projects/${pId}/approvers`;
@@ -179,11 +181,12 @@ class MergeRequests extends BaseService {
     projectId: ProjectId,
     { mergerequestIId, ...options }: { mergerequestIId?: MergeRequestId } & BaseRequestOptions,
   ) {
-    const [pId, mIId] = [projectId, mergerequestIId].map(encodeURIComponent);
+    const pId = encodeURIComponent(projectId);
 
     let url;
 
     if (mergerequestIId) {
+      const  mIId = encodeURIComponent(mergerequestIId);
       url = `projects/${pId}/merge_requests/${mIId}/approvals`;
     } else {
       url = `projects/${pId}/approvals`;