diff --git a/src/git/github.js b/src/git/github.js
index c68bd34c..12197a5a 100644
--- a/src/git/github.js
+++ b/src/git/github.js
@@ -43,7 +43,7 @@ module.exports = class Github extends Git {
   }
 
   getAuthHeaders(reqOpt) {
-    if (reqOpt.headers.Authorization && !reqOpt.headers.Authorization.includes('token')) {
+    if (reqOpt.headers && reqOpt.headers.Authorization && !reqOpt.headers.Authorization.includes('token')) {
       reqOpt.headers = { ...reqOpt.headers, Authorization: 'token ' + reqOpt.headers.Authorization };
     }
     reqOpt.headers = { ...reqOpt.headers, 'User-Agent': this.owner };
diff --git a/src/git/gitlab.js b/src/git/gitlab.js
index d8c85b12..a7e5a1f6 100644
--- a/src/git/gitlab.js
+++ b/src/git/gitlab.js
@@ -57,7 +57,7 @@ module.exports = class Gitlab extends Git {
   }
 
   getAuthHeaders(reqOpt) {
-    if (reqOpt.headers.Authorization && !reqOpt.headers.Authorization.includes('Bearer')) {
+    if (reqOpt.headers && reqOpt.headers.Authorization && !reqOpt.headers.Authorization.includes('Bearer')) {
       reqOpt.headers = { ...reqOpt.headers, Authorization: 'Bearer ' + reqOpt.headers.Authorization };
     }
     return reqOpt;