diff --git a/app/src/main/java/org/nitri/opentopo/MapFragment.kt b/app/src/main/java/org/nitri/opentopo/MapFragment.kt
index 9387a6e..9cd23ec 100644
--- a/app/src/main/java/org/nitri/opentopo/MapFragment.kt
+++ b/app/src/main/java/org/nitri/opentopo/MapFragment.kt
@@ -774,11 +774,13 @@ class MapFragment : Fragment(), LocationListener, PopupMenu.OnMenuItemClickListe
                 getString(R.string.app_author)
             )
 
-            AlertDialog.Builder(it)
+            val dialog = AlertDialog.Builder(it)
                 .setTitle(Util.getAppName(it))
                 .setView(dialogView)
                 .setPositiveButton(R.string.close) { dialog, _ -> dialog.dismiss() }
-                .show()
+                .create()
+            dialog.requestWindowFeature(Window.FEATURE_NO_TITLE)
+            dialog.show()
         }
     }
 
diff --git a/build.gradle b/build.gradle
index 964bd4d..654c8fd 100644
--- a/build.gradle
+++ b/build.gradle
@@ -7,7 +7,7 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:8.10.1'
+        classpath 'com.android.tools.build:gradle:8.11.0-rc02'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.9.21"
     }
 }
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index b1fdbd9..3f051b6 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 #Sun Jun 08 14:46:16 CEST 2025
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.11.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.13-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists