diff --git a/src/pv/pvaClient.h b/src/pv/pvaClient.h
index c70edf5..11e839a 100644
--- a/src/pv/pvaClient.h
+++ b/src/pv/pvaClient.h
@@ -223,7 +223,6 @@ class PvaClientGetCache;
 typedef std::tr1::shared_ptr<PvaClientGetCache> PvaClientGetCachePtr;
 class PvaClientPutCache;
 typedef std::tr1::shared_ptr<PvaClientPutCache> PvaClientPutCachePtr;
-class ChannelRequesterImpl;
 
 /** 
  * @brief An easy to use alternative to directly calling the Channel methods of pvAccess.
@@ -288,12 +287,12 @@ public:
      * @return The interface.
      */
     PvaClientFieldPtr createField();
-    /** Create an PvaClientField for the specified subField.
+    /** Calls the next method with request = "";
      * @param subField The syntax for subField is defined in package org.epics.pvdata.copy
      * @return The interface.
      */
     PvaClientFieldPtr createField(std::string const & subField);
-    /** Calls the next method with request = "";
+    /** Create an PvaClientField for the specified subField.
      * @return The interface.
      * @throw runtime_error if failure.
      */
@@ -886,7 +885,8 @@ private:
  * @author mrk
  */
 class epicsShareClass PvaClientProcess :
-    public epics::pvAccess::ChannelProcessRequester
+    public epics::pvAccess::ChannelProcessRequester,
+    public std::tr1::enable_shared_from_this<PvaClientProcess>
 {
 public:
     POINTER_DEFINITIONS(PvaClientProcess);
@@ -972,7 +972,8 @@ private:
  * @author mrk
  */
 class epicsShareClass PvaClientGet :
-    public epics::pvAccess::ChannelGetRequester
+    public epics::pvAccess::ChannelGetRequester,
+    public std::tr1::enable_shared_from_this<PvaClientGet>
 {
 public:
     POINTER_DEFINITIONS(PvaClientGet);
@@ -1071,7 +1072,8 @@ private:
  * @author mrk
  */
 class epicsShareClass PvaClientPut :
-    public epics::pvAccess::ChannelPutRequester
+    public epics::pvAccess::ChannelPutRequester,
+    public std::tr1::enable_shared_from_this<PvaClientPut>
 {
 public:
     POINTER_DEFINITIONS(PvaClientPut);
@@ -1182,7 +1184,8 @@ private :
  * @author mrk
  */
 class epicsShareClass PvaClientPutGet :
-    public epics::pvAccess::ChannelPutGetRequester
+    public epics::pvAccess::ChannelPutGetRequester,
+    public std::tr1::enable_shared_from_this<PvaClientPutGet>
 {
 public:
     POINTER_DEFINITIONS(PvaClientPutGet);
diff --git a/src/pvaClientChannel.cpp b/src/pvaClientChannel.cpp
index a08c332..ed6467a 100644
--- a/src/pvaClientChannel.cpp
+++ b/src/pvaClientChannel.cpp
@@ -290,7 +290,7 @@ void PvaClientChannel::issueConnect()
     if(!provider) {
         throw std::runtime_error(channelName + " provider " + providerName + " not registered");
     }
-    ChannelRequester::shared_pointer channelRequester(ChannelRequester::shared_pointer(this));
+    ChannelRequester::shared_pointer channelRequester(shared_from_this());
     if(PvaClient::getDebug()) cout << "PvaClientChannel::issueConnect calling provider->createChannel\n";
     channel = provider->createChannel(channelName,channelRequester,ChannelProvider::PRIORITY_DEFAULT);
     if(!channel) {
diff --git a/src/pvaClientGet.cpp b/src/pvaClientGet.cpp
index 0542704..a3515c2 100644
--- a/src/pvaClientGet.cpp
+++ b/src/pvaClientGet.cpp
@@ -151,7 +151,7 @@ void PvaClientGet::issueConnect()
             + " pvaClientGet already connected ";
         throw std::runtime_error(message);
     }
-    ChannelGetRequester::shared_pointer getRequester(ChannelGetRequester::shared_pointer(this));
+    ChannelGetRequester::shared_pointer getRequester(shared_from_this());
     connectState = connectActive;
     channelGet = channel->createChannelGet(getRequester,pvRequest);
 }
diff --git a/src/pvaClientProcess.cpp b/src/pvaClientProcess.cpp
index 3bffa15..cb46b3b 100644
--- a/src/pvaClientProcess.cpp
+++ b/src/pvaClientProcess.cpp
@@ -126,8 +126,7 @@ void PvaClientProcess::issueConnect()
             + " pvaClientProcess already connected ";
         throw std::runtime_error(message);
     }
-    ChannelProcessRequester::shared_pointer processRequester(
-        ChannelProcessRequester::shared_pointer(this));
+    ChannelProcessRequester::shared_pointer processRequester(shared_from_this());
     connectState = connectActive;
     channelProcess = channel->createChannelProcess(processRequester,pvRequest);
 }
diff --git a/src/pvaClientPut.cpp b/src/pvaClientPut.cpp
index b2c74c0..e8760f0 100644
--- a/src/pvaClientPut.cpp
+++ b/src/pvaClientPut.cpp
@@ -167,7 +167,7 @@ void PvaClientPut::issueConnect()
             + " pvaClientPut already connected ";
         throw std::runtime_error(message);
     }
-    ChannelPutRequester::shared_pointer putRequester(ChannelPutRequester::shared_pointer(this));
+    ChannelPutRequester::shared_pointer putRequester(shared_from_this());
     connectState = connectActive;
     channelPut = channel->createChannelPut(putRequester,pvRequest);
 }
diff --git a/src/pvaClientPutGet.cpp b/src/pvaClientPutGet.cpp
index fe11e7b..35a84b5 100644
--- a/src/pvaClientPutGet.cpp
+++ b/src/pvaClientPutGet.cpp
@@ -202,7 +202,7 @@ void PvaClientPutGet::issueConnect()
             + " pvaClientPutGet already connected ";
         throw std::runtime_error(message);
     }
-    ChannelPutGetRequester::shared_pointer putGetRequester(ChannelPutGetRequester::shared_pointer(this));
+    ChannelPutGetRequester::shared_pointer putGetRequester(shared_from_this());
     connectState = connectActive;
     channelPutGet = channel->createChannelPutGet(putGetRequester,pvRequest);
 }