diff --git a/tiberiandawn/terrain.cpp b/tiberiandawn/terrain.cpp
index 2593e398..382b6d63 100644
--- a/tiberiandawn/terrain.cpp
+++ b/tiberiandawn/terrain.cpp
@@ -537,6 +537,7 @@ void TerrainClass::AI(void)
         */
         if (IsCrumbling && Fetch_Stage() == Get_Build_Frame_Count(Class->Get_Image_Data()) - 1) {
             delete this;
+            return;
         }
     }