diff --git a/src/api.ts b/src/api.ts
index 7ba8717c..1f2fa2d1 100644
--- a/src/api.ts
+++ b/src/api.ts
@@ -301,29 +301,28 @@ export class Api {
    *
    * @param options Options to get issues
    */
-  public getIssues(options?: ApiGetIssuesOptions): Promise<Issue[]> {
-    // set 'Meeting' as default milestone
-    const _options: ApiGetIssuesOptions = {
-      ...{
-        milestone: 'Meeting',
-      },
-      ...options,
-    };
-
+  public getIssues(options: ApiGetIssuesOptions = {}): Promise<Issue[]> {
     // start to build request url
     let requestUrl = 'issues';
 
+    // set initial divider for filter params
+    let divider = '?';
+
     // request issues only for specific group, if group ID is set
-    if (typeof _options.groupId === 'number') {
-      requestUrl = 'groups/' + _options.groupId + '/' + requestUrl;
+    if (typeof options.groupId === 'number') {
+      requestUrl = `groups/${options.groupId}/requestUrl`;
     }
 
-    // add milestone to request url
-    requestUrl += '?milestone=' + _options.milestone;
+    if (typeof options.milestone === 'string') {
+      // add milestone to request url
+      requestUrl += `${divider}milestone=${options.milestone}`;
+      divider = '&';
+    }
 
     // request issues only for specific state, if state is set
-    if (typeof _options.state === 'string' && ['opened', 'closed'].indexOf(_options.state) >= 0) {
-      requestUrl += '&state=' + _options.state;
+    if (typeof options.state === 'string') {
+      requestUrl += `${divider}state=${options.state}`;
+      // divider = '&';
     }
 
     return this.makeGitLabAPIRequest(requestUrl);