diff --git a/adventurelog-system/anventurelog.yaml b/adventurelog-system/anventurelog.yaml
index 3bcb62f..d0866db 100644
--- a/adventurelog-system/anventurelog.yaml
+++ b/adventurelog-system/anventurelog.yaml
@@ -128,7 +128,7 @@ spec:
               value: https://adventures.dooplex.hu,https://adventures.home
             # Disable user registration (set to True to allow)
             - name: DISABLE_REGISTRATION
-              value: "False"
+              value: "True"
             # Database
             - name: PGHOST
               value: adventurelog-postgres
diff --git a/calibre-system/calibre.yaml b/calibre-system/calibre.yaml
index 04e726f..bc3cd0a 100644
--- a/calibre-system/calibre.yaml
+++ b/calibre-system/calibre.yaml
@@ -44,6 +44,17 @@ spec:
               value: "1000"
             - name: TZ
               value: Europe/Budapest
+            # KasmVNC authentication
+            - name: CUSTOM_USER
+              valueFrom:
+                secretKeyRef:
+                  name: calibre-auth
+                  key: username
+            - name: PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: calibre-auth
+                  key: password
           ports:
             - name: http
               containerPort: 8080