diff --git a/frontend/src/components/CollaborativeSession.vue b/frontend/src/components/CollaborativeSession.vue
index bf53cc8..e1103eb 100644
--- a/frontend/src/components/CollaborativeSession.vue
+++ b/frontend/src/components/CollaborativeSession.vue
@@ -14,7 +14,7 @@ const props = defineProps({
 const emit = defineEmits(['session-completed'])
 
 const collaborationStore = useCollaborationStore()
-const ws = useWebSocket(null, props.sessionId)
+const ws = useWebSocket(props.sessionId)
 
 const isRunningRound = ref(false)
 const sessionStarted = ref(false)
diff --git a/frontend/src/composables/useWebSocket.js b/frontend/src/composables/useWebSocket.js
index 1f77542..26cbbc4 100644
--- a/frontend/src/composables/useWebSocket.js
+++ b/frontend/src/composables/useWebSocket.js
@@ -1,6 +1,6 @@
 import { ref, onUnmounted } from 'vue'
 
-export function useWebSocket(debateId = null, sessionId = null) {
+export function useWebSocket(sessionId = null) {
   const ws = ref(null)
   const connected = ref(false)
   const messages = ref([])
@@ -9,9 +9,7 @@ export function useWebSocket(debateId = null, sessionId = null) {
 
   function connect() {
     let url = WS_URL
-    if (debateId) {
-      url += `?debateId=${debateId}`
-    } else if (sessionId) {
+    if (sessionId) {
       url += `?sessionId=${sessionId}`
     }