diff --git a/google-drive.html b/google-drive.html
index c4e8293..a99ae2f 100644
--- a/google-drive.html
+++ b/google-drive.html
@@ -21,6 +21,7 @@
   <link rel="import" type="css" href="google-drive.css">
   <template>
     <google-signin-aware
+      client-id="{{clientId}}"
       scopes="https://www.googleapis.com/auth/drive"
       on-google-signin-aware-success="_signedIn"
       on-google-signin-aware-signed-out="_signedOut">
@@ -99,7 +100,15 @@
       autoUpload: {
         type: Boolean,
         value: false
-      }
+      },
+
+      /**
+       * a Google Developers clientId reference
+       */
+      clientId: {
+        type: String,
+        value: ''
+      },
     },
 
     ready: function () {
@@ -179,4 +188,4 @@
       this.fire('google-drive-upload-cleared', { status: 'Upload lists cleared' });
     }
   });
-</script>
+</script>
\ No newline at end of file