diff --git a/src/live_debugger.rs b/src/live_debugger.rs
index 117e930..384bd84 100644
--- a/src/live_debugger.rs
+++ b/src/live_debugger.rs
@@ -56,6 +56,10 @@ impl LiveDebugger {
             self.selected_event = -1;
         }
 
+        if !state.debugger {
+            return Ok(());
+        }
+
         Window::new(im_str!("Debugger"))
             .resizable(false)
             .collapsed(true, Condition::FirstUseEver)
diff --git a/src/shared_game_state.rs b/src/shared_game_state.rs
index 2673426..6ed9da2 100644
--- a/src/shared_game_state.rs
+++ b/src/shared_game_state.rs
@@ -209,6 +209,7 @@ impl SharedGameState {
                 }
             }
             ScanCode::F10 => self.settings.debug_outlines = !self.settings.debug_outlines,
+            ScanCode::F12 => self.debugger = !self.debugger,
             _ => {}
         }
     }