diff --git a/lib/widgets/workouts/gym_mode.dart b/lib/widgets/workouts/gym_mode.dart
index 0d19bd03..660f3134 100644
--- a/lib/widgets/workouts/gym_mode.dart
+++ b/lib/widgets/workouts/gym_mode.dart
@@ -259,12 +259,14 @@ class _LogPageState extends State<LogPage> {
   final _weightController = TextEditingController();
   var _detailed = false;
 
-  FocusNode focusNode = new FocusNode();
+  late FocusNode focusNode;
 
   @override
   void initState() {
     super.initState();
 
+    focusNode = FocusNode();
+
     if (widget._setting.reps != null) {
       _repsController.text = widget._setting.reps.toString();
     }
@@ -274,6 +276,12 @@ class _LogPageState extends State<LogPage> {
     }
   }
 
+  @override
+  void dispose() {
+    focusNode.dispose();
+    super.dispose();
+  }
+
   Widget getRepsWidget() {
     return Row(
       children: [