diff --git a/app/src/main/java/fr/chteufleur/mytrackingdog/MainActivity.java b/app/src/main/java/fr/chteufleur/mytrackingdog/MainActivity.java
index f4da1ff..f4f11f2 100644
--- a/app/src/main/java/fr/chteufleur/mytrackingdog/MainActivity.java
+++ b/app/src/main/java/fr/chteufleur/mytrackingdog/MainActivity.java
@@ -31,6 +31,7 @@ import org.osmdroid.tileprovider.tilesource.TileSourceFactory;
 import org.osmdroid.util.GeoPoint;
 import org.osmdroid.views.MapView;
 import org.osmdroid.views.overlay.Marker;
+import org.osmdroid.views.overlay.Overlay;
 import org.osmdroid.views.overlay.Polyline;
 import org.osmdroid.views.overlay.compass.IOrientationConsumer;
 import org.osmdroid.views.overlay.compass.IOrientationProvider;
@@ -147,7 +148,11 @@ public class MainActivity extends AppCompatActivity implements IOrientationConsu
         add_object.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View view) {
-                addMarker();
+                if (serviceGps.isTraceurActivated()) {
+                    addMarker();
+                } else if (serviceGps.isDogActivated()) {
+                    markAsFound();
+                }
             }
         });
 
@@ -165,6 +170,7 @@ public class MainActivity extends AppCompatActivity implements IOrientationConsu
         if (serviceGps.isTraceurActivated()) {
             this.start_stop_trace.setText(R.string.trail_stop);
             this.add_object.setVisibility(View.VISIBLE);
+            this.add_object.setText(R.string.trail_object);
             this.start_stop_dog_trace.setVisibility(View.GONE);
             this.textViewCurrentLocation.setVisibility(View.VISIBLE);
             updateDistance();
@@ -179,7 +185,8 @@ public class MainActivity extends AppCompatActivity implements IOrientationConsu
         serviceGps.toggleDogActivation();
         if (serviceGps.isDogActivated()) {
             this.start_stop_dog_trace.setText(R.string.dog_stop);
-            this.add_object.setVisibility(View.GONE);
+            this.add_object.setVisibility(View.VISIBLE);
+            this.add_object.setText(R.string.dog_object);
             this.start_stop_trace.setVisibility(View.GONE);
             this.textViewCurrentLocation.setVisibility(View.GONE);
         } else {
@@ -222,6 +229,24 @@ public class MainActivity extends AppCompatActivity implements IOrientationConsu
         map.getOverlays().add(marker);
     }
 
+    private void markAsFound() {
+        WayPointLocation wpl = serviceGps.foundNearObject();
+        if (wpl != null) {
+            wpl.setFound();
+            for (Overlay o : map.getOverlays()) {
+                if (o instanceof Marker) {
+                    Marker marker = (Marker) o;
+                    GeoPoint gp = marker.getPosition();
+                    if (wpl.isEquals(gp.getLatitude(), gp.getLongitude())) {
+                        marker.setIcon(getResources().getDrawable(R.drawable.ic_marker_blue));
+                        marker.setAnchor(Marker.ANCHOR_CENTER, Marker.ANCHOR_BOTTOM);
+                        break;
+                    }
+                }
+            }
+        }
+    }
+
     @Override
     public void onResume(){
         super.onResume();
diff --git a/app/src/main/java/fr/chteufleur/mytrackingdog/services/ServiceGps.java b/app/src/main/java/fr/chteufleur/mytrackingdog/services/ServiceGps.java
index 6869d04..3af31f5 100644
--- a/app/src/main/java/fr/chteufleur/mytrackingdog/services/ServiceGps.java
+++ b/app/src/main/java/fr/chteufleur/mytrackingdog/services/ServiceGps.java
@@ -168,6 +168,17 @@ public class ServiceGps extends Observable implements IServiceGps, LocationListe
         return traces.getPoint(lat, lon);
     }
 
+    public WayPointLocation foundNearObject() {
+        WayPointLocation ret = null;
+        MyLocation curLoc = currentLocation;
+        for (MyLocation ml: getListGeoPointObjects()) {
+            if (curLoc.distanceTo(ml) < 10 && ml instanceof WayPointLocation) {
+                ret = (WayPointLocation) ml;
+            }
+        }
+        return ret;
+    }
+
     public String getFileName(String prefix) {
         SimpleDateFormat formater = new SimpleDateFormat("yyyy_MM_dd_HH_mm_ss");
         String date = formater.format(new Date());
diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher.png b/app/src/main/res/mipmap-hdpi/ic_launcher.png
index a2f5908..793aea1 100644
Binary files a/app/src/main/res/mipmap-hdpi/ic_launcher.png and b/app/src/main/res/mipmap-hdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher.png b/app/src/main/res/mipmap-mdpi/ic_launcher.png
index ff10afd..64529b6 100644
Binary files a/app/src/main/res/mipmap-mdpi/ic_launcher.png and b/app/src/main/res/mipmap-mdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher.png b/app/src/main/res/mipmap-xhdpi/ic_launcher.png
index dcd3cd8..5a2571f 100644
Binary files a/app/src/main/res/mipmap-xhdpi/ic_launcher.png and b/app/src/main/res/mipmap-xhdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher.png b/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
index 8ca12fe..059d239 100644
Binary files a/app/src/main/res/mipmap-xxhdpi/ic_launcher.png and b/app/src/main/res/mipmap-xxhdpi/ic_launcher.png differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
index b824ebd..0370969 100644
Binary files a/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png and b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png differ
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index e7833b6..ed26564 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -6,4 +6,5 @@
     <string name="trail_object">Dépose objet</string>
     <string name="dog_start">Départ chien</string>
     <string name="dog_stop">Stop</string>
+    <string name="dog_object">Objet trouvé</string>
 </resources>