diff --git a/packages/backend-core/src/utils.js b/packages/backend-core/src/utils.js
index 45fb4acd55..c653ce7b52 100644
--- a/packages/backend-core/src/utils.js
+++ b/packages/backend-core/src/utils.js
@@ -273,4 +273,5 @@ exports.platformLogout = async ({ ctx, userId, keepActiveSession }) => {
     userId,
     sessions.map(({ sessionId }) => sessionId)
   )
+  await userCache.invalidateUser(userId)
 }