diff --git a/android/gradle.properties b/android/gradle.properties
index 957c40bc42f3a742d2266dc3a403ad014458ba3f..777ac2de0980e935649cf32bd85097eaf789185a 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=0.0.15
-app.versionCode=15
+app.versionName=0.0.16
+app.versionCode=16
diff --git a/fastlane/metadata/android/en-US/changelogs/16.txt b/fastlane/metadata/android/en-US/changelogs/16.txt
new file mode 100644
index 0000000000000000000000000000000000000000..52f2179d505f14dcc88966038849680298d1df24
--- /dev/null
+++ b/fastlane/metadata/android/en-US/changelogs/16.txt
@@ -0,0 +1 @@
+Avoid print calls in production code.
diff --git a/fastlane/metadata/android/fr-FR/changelogs/16.txt b/fastlane/metadata/android/fr-FR/changelogs/16.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8537dac9f8ac580dac7eee02b1a1c99a901fe7d2
--- /dev/null
+++ b/fastlane/metadata/android/fr-FR/changelogs/16.txt
@@ -0,0 +1 @@
+Supprime les appels à print dans le code de production.
diff --git a/lib/utils/tools.dart b/lib/utils/tools.dart
new file mode 100644
index 0000000000000000000000000000000000000000..fd48b2b009b80b22248d6e7f08a63e96c4065bd7
--- /dev/null
+++ b/lib/utils/tools.dart
@@ -0,0 +1,7 @@
+import 'package:flutter/foundation.dart';
+
+void printlog(String message) {
+  if (!kReleaseMode) {
+    debugPrint(message);
+  }
+}
diff --git a/pubspec.lock b/pubspec.lock
index 5cf9897ea67dd4ebed8f98642cffa6fa9755d0c5..cb62b75eef483dd657028759471ef5516b143e8e 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -143,10 +143,10 @@ packages:
     dependency: "direct main"
     description:
       name: provider
-      sha256: "9a96a0a19b594dbc5bf0f1f27d2bc67d5f95957359b461cd9feb44ed6ae75096"
+      sha256: c8a055ee5ce3fd98d6fc872478b03823ffdb448699c6ebdbbc71d59b596fd48c
       url: "https://pub.dev"
     source: hosted
-    version: "6.1.1"
+    version: "6.1.2"
   shared_preferences:
     dependency: "direct main"
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index e3a3deda68f12b45400b3fcd14fbe1874c7179d2..03e0bf947eecf06a043eed259deef2b88e9cd405 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,7 +1,7 @@
 name: simpler_reversi
 description: A reversi game application.
 publish_to: 'none'
-version: 0.0.15+15
+version: 0.0.16+16
 
 environment:
   sdk: '^3.0.0'