diff --git a/app/src/main/java/org/nitri/opentopo/overlay/GestureOverlay.java b/app/src/main/java/org/nitri/opentopo/overlay/GestureOverlay.java
index e4cd3ca..d354561 100644
--- a/app/src/main/java/org/nitri/opentopo/overlay/GestureOverlay.java
+++ b/app/src/main/java/org/nitri/opentopo/overlay/GestureOverlay.java
@@ -1,31 +1,31 @@
-package org.nitri.opentopo.overlay;
-
-import android.view.MotionEvent;
-
-import org.osmdroid.views.MapView;
-import org.osmdroid.views.overlay.Overlay;
-
-public class GestureOverlay extends Overlay {
-
-    GestureCallback gestureCallback;
-
-    public GestureOverlay(GestureCallback gestureCallback) {
-        this.gestureCallback = gestureCallback;
-    }
-
-    @Override
-    public boolean onFling(MotionEvent pEvent1, MotionEvent pEvent2, float pVelocityX, float pVelocityY, MapView pMapView) {
-       gestureCallback.onUserMapInteraction();
-        return super.onFling(pEvent1, pEvent2, pVelocityX, pVelocityY, pMapView);
-    }
-
-    @Override
-    public boolean onScroll(MotionEvent pEvent1, MotionEvent pEvent2, float pDistanceX, float pDistanceY, MapView pMapView) {
-        gestureCallback.onUserMapInteraction();
-        return super.onScroll(pEvent1, pEvent2, pDistanceX, pDistanceY, pMapView);
-    }
-
-    public interface GestureCallback {
-        void onUserMapInteraction();
-    }
-}
+package org.nitri.opentopo.overlay;
+
+import android.view.MotionEvent;
+
+import org.osmdroid.views.MapView;
+import org.osmdroid.views.overlay.Overlay;
+
+public class GestureOverlay extends Overlay {
+
+    GestureCallback gestureCallback;
+
+    public GestureOverlay(GestureCallback gestureCallback) {
+        this.gestureCallback = gestureCallback;
+    }
+
+    @Override
+    public boolean onFling(MotionEvent pEvent1, MotionEvent pEvent2, float pVelocityX, float pVelocityY, MapView pMapView) {
+       gestureCallback.onUserMapInteraction();
+        return super.onFling(pEvent1, pEvent2, pVelocityX, pVelocityY, pMapView);
+    }
+
+    @Override
+    public boolean onScroll(MotionEvent pEvent1, MotionEvent pEvent2, float pDistanceX, float pDistanceY, MapView pMapView) {
+        gestureCallback.onUserMapInteraction();
+        return super.onScroll(pEvent1, pEvent2, pDistanceX, pDistanceY, pMapView);
+    }
+
+    public interface GestureCallback {
+        void onUserMapInteraction();
+    }
+}
diff --git a/app/src/main/res/drawable-hdpi/ic_map_bearing.png b/app/src/main/res/drawable-hdpi/ic_map_bearing.png
old mode 100644
new mode 100755
diff --git a/app/src/main/res/drawable-hdpi/ic_map_location.png b/app/src/main/res/drawable-hdpi/ic_map_location.png
old mode 100644
new mode 100755
diff --git a/app/src/main/res/drawable-mdpi/ic_map_bearing.png b/app/src/main/res/drawable-mdpi/ic_map_bearing.png
old mode 100644
new mode 100755
diff --git a/app/src/main/res/drawable-mdpi/ic_map_location.png b/app/src/main/res/drawable-mdpi/ic_map_location.png
old mode 100644
new mode 100755
diff --git a/app/src/main/res/drawable-xhdpi/ic_map_bearing.png b/app/src/main/res/drawable-xhdpi/ic_map_bearing.png
old mode 100644
new mode 100755
diff --git a/app/src/main/res/drawable-xhdpi/ic_map_location.png b/app/src/main/res/drawable-xhdpi/ic_map_location.png
old mode 100644
new mode 100755
diff --git a/app/src/main/res/drawable-xxhdpi/ic_map_bearing.png b/app/src/main/res/drawable-xxhdpi/ic_map_bearing.png
old mode 100644
new mode 100755
diff --git a/app/src/main/res/drawable-xxhdpi/ic_map_location.png b/app/src/main/res/drawable-xxhdpi/ic_map_location.png
old mode 100644
new mode 100755
diff --git a/app/src/main/res/drawable-xxxhdpi/ic_map_bearing.png b/app/src/main/res/drawable-xxxhdpi/ic_map_bearing.png
old mode 100644
new mode 100755
diff --git a/app/src/main/res/drawable-xxxhdpi/ic_map_location.png b/app/src/main/res/drawable-xxxhdpi/ic_map_location.png
old mode 100644
new mode 100755
diff --git a/build.gradle b/build.gradle
index 8ba9f90..b1aa8be 100644
--- a/build.gradle
+++ b/build.gradle
@@ -7,7 +7,7 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:8.1.1'
+        classpath 'com.android.tools.build:gradle:8.1.2'
     }
 }
 
diff --git a/gradlew b/gradlew
old mode 100644
new mode 100755