diff --git a/k8s/k8s.yml b/k8s/k8s.yml
index c2b5d5e..dbb82e1 100644
--- a/k8s/k8s.yml
+++ b/k8s/k8s.yml
@@ -5,7 +5,7 @@ metadata:
   labels:
     app.kubernetes.io/part-of: ctfpilot
     app.kubernetes.io/name: instancing-fallback
-    app.kubernetes.io/version: 1.0.2
+    app.kubernetes.io/version: 1.0.3-r.2
     app.kubernetes.io/component: challenges
     ctfpilot.com/component: instancing-fallback
 
@@ -25,7 +25,7 @@ spec:
       automountServiceAccountToken: false
       containers:
         - name: instancing-fallback
-          image: ghcr.io/ctfpilot/instancing-fallback:1.0.2
+          image: ghcr.io/ctfpilot/instancing-fallback:1.0.3-r.2
           imagePullPolicy: Always
           ports:
           - name:  http
@@ -51,7 +51,7 @@ metadata:
   labels:
     app.kubernetes.io/part-of: ctfpilot
     app.kubernetes.io/name: instancing-fallback
-    app.kubernetes.io/version: 1.0.2
+    app.kubernetes.io/version: 1.0.3-r.2
     app.kubernetes.io/component: challenges
     ctfpilot.com/component: instancing-fallback
 spec:
diff --git a/src/js/main.js b/src/js/main.js
index 1082785..7824d22 100644
--- a/src/js/main.js
+++ b/src/js/main.js
@@ -2,7 +2,7 @@ const POLL_INTERVAL = 5000;
 
 // Check subdomain matches
 const subdomain = window.location.host.split(".")[0];
-const re = new RegExp("^[a-z0-9-]+-[a-f0-9]{16}$");
+const re = new RegExp("^[a-z0-9-]+-[a-f0-9]{16}(-[a-z0-9-]*)?$");
 const parser = new DOMParser();
 
 function errorHandler(e) {