diff --git a/lib/app_sources/github.dart b/lib/app_sources/github.dart
index 7823517..b6d244e 100644
--- a/lib/app_sources/github.dart
+++ b/lib/app_sources/github.dart
@@ -288,6 +288,9 @@ class GitHub extends AppSource {
       settingsProvider,
     );
     String? creds = sourceConfig['github-creds'];
+    if ((additionalSettings['GHReqPrefix'] as String? ?? '').isNotEmpty) {
+      creds = null;
+    }
     if (creds != null) {
       var userNameEndIndex = creds.indexOf(':');
       if (userNameEndIndex > 0) {