diff --git a/android/app/src/main/java/com/audiobookshelf/app/device/DeviceManager.kt b/android/app/src/main/java/com/audiobookshelf/app/device/DeviceManager.kt
index 3744da17..43d378dc 100644
--- a/android/app/src/main/java/com/audiobookshelf/app/device/DeviceManager.kt
+++ b/android/app/src/main/java/com/audiobookshelf/app/device/DeviceManager.kt
@@ -24,6 +24,6 @@ object DeviceManager {
   }
 
   fun getBase64Id(id:String):String {
-    return android.util.Base64.encodeToString(id.toByteArray(), android.util.Base64.NO_WRAP)
+    return android.util.Base64.encodeToString(id.toByteArray(), android.util.Base64.URL_SAFE or android.util.Base64.NO_WRAP)
   }
 }