diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9c14671f..55ace952 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## 5.2.1
+
+### Fixes
+
+* Trying to fix an OBS cache problem, where OBS can't connect to the chat after a plugin update.
+
 ## 5.2.0
 
 ### Features
diff --git a/conversejs/builtin.ts b/conversejs/builtin.ts
index 05899e46..b140e587 100644
--- a/conversejs/builtin.ts
+++ b/conversejs/builtin.ts
@@ -180,6 +180,11 @@ window.initConverse = async function initConverse ({
     console.log('User is not authenticated.')
     if (forceReadonly) {
       params.nickname = 'Viewer ' + (new Date()).getTime().toString()
+
+      // To avoid some bugs in OBS, trying to clear the session storage before ConverseJS connects.
+      if (window.sessionStorage?.clear) {
+        window.sessionStorage.clear()
+      }
     }
     // TODO: try to make these params work
     // params.muc_nickname_from_jid = true => compute the muc nickname from the jid (will be random here)