diff --git a/RELEASE-NOTES.md b/RELEASE-NOTES.md
index be08f44c6..552affe7a 100644
--- a/RELEASE-NOTES.md
+++ b/RELEASE-NOTES.md
@@ -43,7 +43,7 @@ END TEMPLATE-->
 
 ### Bugfixes
 
-*None yet*
+* Fix broken full state updates.
 
 ### Other
 
diff --git a/Robust.Server/GameStates/PvsSystem.Session.cs b/Robust.Server/GameStates/PvsSystem.Session.cs
index 33ffa6c00..e2bfa3504 100644
--- a/Robust.Server/GameStates/PvsSystem.Session.cs
+++ b/Robust.Server/GameStates/PvsSystem.Session.cs
@@ -193,5 +193,6 @@ internal sealed partial class PvsSystem
 
         session.PreviouslySent.Clear();
         session.LastSent = null;
+        session.Entities.Clear();
     }
 }