diff --git a/android/gradle.properties b/android/gradle.properties
index c0b881d1dd585e55b5d7819caee1bafac587748e..142ae7bb643e141eab9405dc204c1c1bd653816f 100644
--- a/android/gradle.properties
+++ b/android/gradle.properties
@@ -1,5 +1,5 @@
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
-app.versionName=0.1.17
-app.versionCode=66
+app.versionName=0.1.18
+app.versionCode=67
diff --git a/fastlane/metadata/android/en-US/changelogs/67.txt b/fastlane/metadata/android/en-US/changelogs/67.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ea389ac235abea58840c3465e5fe8e53fcf19994
--- /dev/null
+++ b/fastlane/metadata/android/en-US/changelogs/67.txt
@@ -0,0 +1 @@
+Add a timer after use of "help" button.
diff --git a/fastlane/metadata/android/fr-FR/changelogs/67.txt b/fastlane/metadata/android/fr-FR/changelogs/67.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8b856d8dfa6c121e74df8e1a2a10b7fb1353cb20
--- /dev/null
+++ b/fastlane/metadata/android/fr-FR/changelogs/67.txt
@@ -0,0 +1 @@
+Ajout d'une temporisation pour réactiver le bouton "aide" après usage.
diff --git a/lib/provider/data.dart b/lib/provider/data.dart
index 64585c0117478b18cee5e868cbf04042b5064a93..0ad2253bac79978469fa31c7f717283cfddf0f89 100644
--- a/lib/provider/data.dart
+++ b/lib/provider/data.dart
@@ -1,3 +1,4 @@
+import 'dart:async';
 import 'dart:convert';
 
 import 'package:flutter/foundation.dart';
@@ -54,6 +55,7 @@ class Data extends ChangeNotifier {
   int? _selectedCellValue;
   bool _showConflicts = false;
   int _givenTipsCount = 0;
+  int _givenTipsCountEnableCountdown = 0;
   String _currentSavedState = '';
 
   void updateParameterLevel(String parameterLevel) {
@@ -246,23 +248,45 @@ class Data extends ChangeNotifier {
     notifyListeners();
   }
 
+  int get givenTipsCountEnableCountdown => _givenTipsCountEnableCountdown;
+
   int get givenTipsCount => _givenTipsCount;
-  increaseGivenTipsCount() {
+  void increaseGivenTipsCount() {
     _givenTipsCount = _givenTipsCount + 1;
+    _givenTipsCountEnableCountdown = 60;
+    const Duration interval = Duration(milliseconds: 500);
+    Timer.periodic(
+      interval,
+      (Timer timer) {
+        if (_givenTipsCountEnableCountdown == 0) {
+          timer.cancel();
+          notifyListeners();
+        } else {
+          _givenTipsCountEnableCountdown--;
+          notifyListeners();
+        }
+      },
+    );
+
     saveCurrentGameState();
     notifyListeners();
   }
 
-  setGivenTipsCount(int value) {
+  void setGivenTipsCount(int value) {
     _givenTipsCount = value;
+    _givenTipsCountEnableCountdown = 0;
     notifyListeners();
   }
 
-  resetGivenTipsCount() {
+  bool canGiveTip() {
+    return (_givenTipsCountEnableCountdown == 0);
+  }
+
+  void resetGivenTipsCount() {
     setGivenTipsCount(0);
   }
 
-  selectCell(int? col, int? row) {
+  void selectCell(int? col, int? row) {
     _selectedCellCol = col;
     _selectedCellRow = row;
     _selectedCellValue = null;
@@ -291,7 +315,7 @@ class Data extends ChangeNotifier {
     _boardConflicts = conflictsCount;
   }
 
-  updateCellValue(int? col, int? row, int value) {
+  void updateCellValue(int? col, int? row, int value) {
     if ((col != null) && (row != null)) {
       if (!_board[row][col].isFixed) {
         _board[row][col] = Cell(
diff --git a/lib/ui/screens/home.dart b/lib/ui/screens/home.dart
index af2cfa1f08d8c050725e7bf1425b56e9115d9f5d..3b86e93a33d36f4f319655a41c9eeac189abeba1 100644
--- a/lib/ui/screens/home.dart
+++ b/lib/ui/screens/home.dart
@@ -117,13 +117,16 @@ class HomeState extends State<Home> {
               myProvider.givenTipsCount == 0 ? '' : myProvider.givenTipsCount.toString(),
               style: const TextStyle(color: Colors.white),
             ),
-            child: const Image(
-              image: AssetImage('assets/icons/button_help.png'),
-              fit: BoxFit.fill,
+            child: Container(
+              padding: EdgeInsets.all(myProvider.givenTipsCountEnableCountdown / 4),
+              child: const Image(
+                image: AssetImage('assets/icons/button_help.png'),
+                fit: BoxFit.fill,
+              ),
             ),
           ),
         ),
-        onPressed: () => GameUtils.showTip(myProvider),
+        onPressed: () => myProvider.canGiveTip() ? GameUtils.showTip(myProvider) : null,
       ));
       menuActions.add(const Spacer());
       menuActions.add(TextButton(
diff --git a/pubspec.yaml b/pubspec.yaml
index e4e9a93338de0349d8a000d521a06c44834b5092..9c7e81f30e99d0d95ee2f2e8439789911cf4e51a 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,7 +1,7 @@
 name: sudoku
 description: A sudoku game application.
 publish_to: 'none'
-version: 0.1.17+66
+version: 0.1.18+67
 
 environment:
   sdk: '^3.0.0'