diff --git a/LaunchServer/src/main/java/pro/gravit/launchserver/auth/session/MemorySessionStorage.java b/LaunchServer/src/main/java/pro/gravit/launchserver/auth/session/MemorySessionStorage.java
index bb1043d9..7676bdab 100644
--- a/LaunchServer/src/main/java/pro/gravit/launchserver/auth/session/MemorySessionStorage.java
+++ b/LaunchServer/src/main/java/pro/gravit/launchserver/auth/session/MemorySessionStorage.java
@@ -71,6 +71,26 @@ public void clear() {
         uuidIndex.clear();
     }
 
+    @Override
+    public void lockSession(UUID sessionUUID) {
+
+    }
+
+    @Override
+    public void lockUser(UUID userUUID) {
+
+    }
+
+    @Override
+    public void unlockSession(UUID sessionUUID) {
+
+    }
+
+    @Override
+    public void unlockUser(UUID userUUID) {
+
+    }
+
     private void removeUuidFromIndexSet(Set<Entry> set, Entry e, UUID session) {
         set.remove(e);
         if(set.isEmpty()) {
diff --git a/LaunchServer/src/main/java/pro/gravit/launchserver/auth/session/SessionStorage.java b/LaunchServer/src/main/java/pro/gravit/launchserver/auth/session/SessionStorage.java
index e576c07f..a1ac65e2 100644
--- a/LaunchServer/src/main/java/pro/gravit/launchserver/auth/session/SessionStorage.java
+++ b/LaunchServer/src/main/java/pro/gravit/launchserver/auth/session/SessionStorage.java
@@ -20,6 +20,10 @@ public boolean deleteSessionsByUserUUID(UUID userUUID) {
         return true;
     }
     public abstract void clear();
+    public abstract void lockSession(UUID sessionUUID);
+    public abstract void lockUser(UUID userUUID);
+    public abstract void unlockSession(UUID sessionUUID);
+    public abstract void unlockUser(UUID userUUID);
     public void init(LaunchServer server)
     {
         this.server = server;