diff --git a/src/main.cpp b/src/main.cpp
index 7690650..37ba643 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1523,6 +1523,8 @@ int main(int argc, char **argv) {
                 }
             }
             ImGui::End();
+        } else {
+            selected_tile = -1;
         }
 
         if (show_demo_window)