diff --git a/src/ui/CSimpleFrame.cpp b/src/ui/CSimpleFrame.cpp
index 31d2372..f0ef022 100644
--- a/src/ui/CSimpleFrame.cpp
+++ b/src/ui/CSimpleFrame.cpp
@@ -68,6 +68,8 @@ CSimpleFrame::~CSimpleFrame() {
 
     this->m_intAC = 3;
 
+    this->m_top->UnregisterFrame(this);
+
     // TODO
 }
 
diff --git a/src/ui/CSimpleTop.cpp b/src/ui/CSimpleTop.cpp
index ad50721..f794ada 100644
--- a/src/ui/CSimpleTop.cpp
+++ b/src/ui/CSimpleTop.cpp
@@ -576,3 +576,9 @@ void CSimpleTop::UnregisterForEvent(CSimpleFrame* frame, CSimpleEventType event,
         }
     }
 }
+
+void CSimpleTop::UnregisterFrame(CSimpleFrame* frame) {
+    this->HideFrame(frame, 0);
+
+    // TODO strata
+}
diff --git a/src/ui/CSimpleTop.hpp b/src/ui/CSimpleTop.hpp
index e1f5610..6368742 100644
--- a/src/ui/CSimpleTop.hpp
+++ b/src/ui/CSimpleTop.hpp
@@ -79,6 +79,7 @@ class CSimpleTop : public CLayoutFrame {
         int32_t StartMoveOrResizeFrame(CSimpleFrame* frame, MOVERESIZE_REASON reason, float startx, float starty, int32_t a6);
         int32_t StartMoveOrResizeFrame(CSimpleFrame* frame, MOVERESIZE_REASON reason, float startx, float starty, FRAMEPOINT a6);
         void UnregisterForEvent(CSimpleFrame* frame, CSimpleEventType event, int32_t a4);
+        void UnregisterFrame(CSimpleFrame* frame);
 };
 
 #endif