diff --git a/app/src/main/java/fr/chteufleur/mytrackingdog/MainActivity.java b/app/src/main/java/fr/chteufleur/mytrackingdog/MainActivity.java
index 354aba7..037966d 100644
--- a/app/src/main/java/fr/chteufleur/mytrackingdog/MainActivity.java
+++ b/app/src/main/java/fr/chteufleur/mytrackingdog/MainActivity.java
@@ -304,17 +304,21 @@ public class MainActivity extends AppCompatActivity implements IOrientationConsu
 
     @Override
     public void onBackPressed() {
-        if (serviceTrackingDog.isDogActivated() || serviceTrackingDog.isTraceurActivated()) {
-            Toast.makeText(ctx, "Une trace est en cours d'enregistrement.", Toast.LENGTH_LONG).show();
-            return ;
-        }
+        if (mDrawerLayout.isDrawerOpen(GravityCompat.START)) {
+            mDrawerLayout.closeDrawer(GravityCompat.START);
+        } else {
+            if (serviceTrackingDog.isDogActivated() || serviceTrackingDog.isTraceurActivated()) {
+                Toast.makeText(ctx, "Une trace est en cours d'enregistrement.", Toast.LENGTH_LONG).show();
+                return;
+            }
 
-        super.onBackPressed();
-        pause();
-        if (serviceTrackingDog != null) {
-            serviceTrackingDog.close();
+            super.onBackPressed();
+            pause();
+            if (serviceTrackingDog != null) {
+                serviceTrackingDog.close();
+            }
+            zoomed = false;
         }
-        zoomed = false;
     }
     //</editor-fold>