diff --git a/src/com/owncloud/android/MainApp.java b/src/com/owncloud/android/MainApp.java
index 9c8a8ffd93..18dd6b80a6 100644
--- a/src/com/owncloud/android/MainApp.java
+++ b/src/com/owncloud/android/MainApp.java
@@ -67,6 +67,7 @@ public class MainApp extends Application {
     private static boolean mOnlyOnDevice = false;
 
     private static SyncedFolderObserverService mObserverService;
+    @SuppressWarnings("unused")
     private boolean mBound;
 
     
diff --git a/src/com/owncloud/android/datamodel/MediaProvider.java b/src/com/owncloud/android/datamodel/MediaProvider.java
index 5fd5499dc1..7ee9f1df5a 100644
--- a/src/com/owncloud/android/datamodel/MediaProvider.java
+++ b/src/com/owncloud/android/datamodel/MediaProvider.java
@@ -40,7 +40,6 @@ public class MediaProvider {
     private static final Uri MEDIA_URI = android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
     private static final String[] FILE_PROJECTION = new String[]{MediaStore.MediaColumns.DATA};
     private static final String FILE_SELECTION = MediaStore.Images.Media.BUCKET_ID + "=";
-    private static final Uri uri1 = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
     private static final String[] FOLDER_PROJECTION = { "Distinct " + MediaStore.Images.Media.BUCKET_ID,
             MediaStore.Images.Media.BUCKET_DISPLAY_NAME };
     private static final String FOLDER_SORT_ORDER = MediaStore.Images.Media.BUCKET_DISPLAY_NAME + " ASC";
diff --git a/src/com/owncloud/android/files/InstantUploadBroadcastReceiver.java b/src/com/owncloud/android/files/InstantUploadBroadcastReceiver.java
index cb0d13c220..cbca4ff575 100644
--- a/src/com/owncloud/android/files/InstantUploadBroadcastReceiver.java
+++ b/src/com/owncloud/android/files/InstantUploadBroadcastReceiver.java
@@ -132,7 +132,7 @@ public class InstantUploadBroadcastReceiver extends BroadcastReceiver {
         new FileUploader.UploadRequester();
 
         int behaviour = getUploadBehaviour(context);
-        Boolean subfolderByDate = com.owncloud.android.db.PreferenceManager.instantPictureUploadPathUseSubfolders(context);
+        Boolean subfolderByDate = PreferenceManager.instantPictureUploadPathUseSubfolders(context);
             SharedPreferences pref = PreferenceManager.getDefaultSharedPreferences(context);
         String uploadPathdef = context.getString(R.string.instant_upload_path);
         String uploadPath = pref.getString("instant_upload_path", uploadPathdef);
diff --git a/src/com/owncloud/android/ui/activity/FolderSyncActivity.java b/src/com/owncloud/android/ui/activity/FolderSyncActivity.java
index c70cfd6f56..20fba35aef 100644
--- a/src/com/owncloud/android/ui/activity/FolderSyncActivity.java
+++ b/src/com/owncloud/android/ui/activity/FolderSyncActivity.java
@@ -356,7 +356,7 @@ public class FolderSyncActivity extends FileActivity implements FolderSyncAdapte
     @Override
     public void onSaveSyncedFolderPreference(SyncedFolderParcelable syncedFolder) {
         SyncedFolderDisplayItem item = syncFolderItems.get(syncedFolder.getSection());
-        boolean dirty = !(item.isEnabled() == syncedFolder.getEnabled());
+        boolean dirty = item.isEnabled() != syncedFolder.getEnabled();
         item = updateSyncedFolderItem(item, syncedFolder.getLocalPath(), syncedFolder.getRemotePath(), syncedFolder
                 .getWifiOnly(), syncedFolder.getChargingOnly(), syncedFolder.getSubfolderByDate(), syncedFolder
                 .getUploadAction(), syncedFolder.getEnabled());
diff --git a/src/com/owncloud/android/ui/adapter/FolderSyncAdapter.java b/src/com/owncloud/android/ui/adapter/FolderSyncAdapter.java
index a9c84f1ac1..df6de99ca8 100644
--- a/src/com/owncloud/android/ui/adapter/FolderSyncAdapter.java
+++ b/src/com/owncloud/android/ui/adapter/FolderSyncAdapter.java
@@ -157,13 +157,13 @@ public class FolderSyncAdapter extends SectionedRecyclerViewAdapter<FolderSyncAd
     }
 
     static class MainViewHolder extends RecyclerView.ViewHolder {
-        final ImageView image;
-        final TextView title;
-        final ImageButton menuButton;
-        final ImageButton syncStatusButton;
-        final LinearLayout counterBar;
-        final TextView counterValue;
-        final ImageView thumbnailDarkener;
+        private final ImageView image;
+        private final TextView title;
+        private final ImageButton menuButton;
+        private final ImageButton syncStatusButton;
+        private final LinearLayout counterBar;
+        private final TextView counterValue;
+        private final ImageView thumbnailDarkener;
 
         private MainViewHolder(View itemView) {
             super(itemView);