diff --git a/src/ccnx-wrapper.cpp b/src/ccnx-wrapper.cpp
index 5580b03..637b9af 100644
--- a/src/ccnx-wrapper.cpp
+++ b/src/ccnx-wrapper.cpp
@@ -34,7 +34,7 @@
   //}
 
   m_handle = ccn_create ();
-  UniqueRecLock(m_mutex);
+  UniqueRecLock lock(m_mutex);
   if (ccn_connect(m_handle, NULL) < 0)
   {
     BOOST_THROW_EXCEPTION (CcnxOperationException() << errmsg_info_str("connection to ccnd failed"));
@@ -54,7 +54,7 @@
 CcnxWrapper::~CcnxWrapper()
 {
   {
-    UniqueRecLock(m_mutex);
+    UniqueRecLock lock(m_mutex);
     m_running = false;
   }
 
@@ -75,7 +75,7 @@
         {
           int res = 0;
           {
-            UniqueRecLock(m_mutex);
+            UniqueRecLock lock(m_mutex);
             res = ccn_run (m_handle, 0);
           }
 
@@ -88,7 +88,7 @@
 
           pollfd pfds[1];
           {
-            UniqueRecLock(m_mutex);
+            UniqueRecLock lock(m_mutex);
 
             pfds[0].fd = ccn_get_connection_fd (m_handle);
             pfds[0].events = POLLIN;
@@ -174,7 +174,7 @@
 int
 CcnxWrapper::putToCcnd (const Bytes &contentObject)
 {
-  UniqueRecLock(m_mutex);
+  UniqueRecLock lock(m_mutex);
   if (!m_running || !m_connected)
     return -1;
 
@@ -288,7 +288,7 @@
 
 int CcnxWrapper::sendInterest (const Name &interest, const Closure *closure, const Selectors &selectors)
 {
-  UniqueRecLock(m_mutex);
+  UniqueRecLock lock(m_mutex);
   if (!m_running || !m_connected)
     return -1;
 
@@ -317,7 +317,7 @@
 
 int CcnxWrapper::setInterestFilter (const Name &prefix, const InterestCallback &interestCallback)
 {
-  UniqueRecLock(m_mutex);
+  UniqueRecLock lock(m_mutex);
   if (!m_running || !m_connected)
     return -1;
 
@@ -340,7 +340,7 @@
 void
 CcnxWrapper::clearInterestFilter (const Name &prefix)
 {
-  UniqueRecLock(m_mutex);
+  UniqueRecLock lock(m_mutex);
   if (!m_running || !m_connected)
     return;
 
diff --git a/src/sync-core.cc b/src/sync-core.cc
index 6856613..c325eb1 100644
--- a/src/sync-core.cc
+++ b/src/sync-core.cc
@@ -15,8 +15,8 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  *
- *	   Zhenkai Zhu <zhenkai@cs.ucla.edu>
- * Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
+ * Author: Zhenkai Zhu <zhenkai@cs.ucla.edu>
+ *         Alexander Afanasyev <alexander.afanasyev@ucla.edu>
  */
 
 #include "sync-core.h"
@@ -64,7 +64,7 @@
 SyncCore::yp(const Name &deviceName)
 {
   Name locator;
-  ReadLock(m_ypMutex);
+  ReadLock lock(m_ypMutex);
   if (m_yp.find(deviceName) != m_yp.end())
   {
     locator = m_yp[deviceName];
@@ -271,7 +271,7 @@
         Name locatorName((const unsigned char *)locStr.c_str(), locStr.size());
     //    cout << ", Got loc: " << locatorName << endl;
         m_log.UpdateLocator(deviceName, locatorName);
-        WriteLock(m_ypMutex);
+        WriteLock lock(m_ypMutex);
         m_yp[deviceName] = locatorName;
       }
     }