diff --git a/src/sync-state.h b/src/sync-state.h
index 54ac9d9..a5a0f62 100644
--- a/src/sync-state.h
+++ b/src/sync-state.h
@@ -17,7 +17,7 @@
  *
  * Author: Zhenkai Zhu <zhenkai@cs.ucla.edu>
  *         Chaoyi Bian <bcy@pku.edu.cn>
- *	   Alexander Afanasyev <alexander.afanasyev@ucla.edu>
+ *         Alexander Afanasyev <alexander.afanasyev@ucla.edu>
  */
 
 #ifndef SYNC_STATE_H
@@ -38,9 +38,9 @@
 /**
  * \ingroup sync
  * @brief this prefix will be used for the dummy node which increases its sequence number whenever
- * a remove operation happens; this is to prevent the reversion of root digest when we prune 
+ * a remove operation happens; this is to prevent the reversion of root digest when we prune
  * a branch, i.e. help the root digest to be forward only
- * No corresponding data msg would be published and no attempt would be made to retrieve the 
+ * No corresponding data msg would be published and no attempt would be made to retrieve the
  * data msg
  */
 const std::string forwarderPrefix = "/d0n0t18ak/t0ps8cr8t";
@@ -57,7 +57,7 @@
 {
 public:
   virtual ~State () { };
-  
+
   /**
    * @brief Add or update leaf to the state tree
    *
@@ -78,9 +78,9 @@
    * @brief Get state leaves
    */
   const LeafContainer &
-  getLeaves () const 
+  getLeaves () const
   { return m_leaves; }
-  
+
 protected:
   LeafContainer m_leaves;
 };