diff --git a/src/libCom/misc/ipAddrToAsciiAsynchronous.cpp b/src/libCom/misc/ipAddrToAsciiAsynchronous.cpp
index 06c60459f..e9ce53747 100644
--- a/src/libCom/misc/ipAddrToAsciiAsynchronous.cpp
+++ b/src/libCom/misc/ipAddrToAsciiAsynchronous.cpp
@@ -140,7 +140,9 @@ ipAddrToAsciiEngine & ipAddrToAsciiEngine::allocate ()
 }
 
 ipAddrToAsciiEnginePrivate::ipAddrToAsciiEnginePrivate () :
-    thread ( *this, "ipToAsciiProxy", 0x2000, epicsThreadPriorityLow ),
+    thread ( *this, "ipToAsciiProxy",
+        epicsThreadGetStackSize(epicsThreadStackSmall),
+        epicsThreadPriorityLow ),
     pCurrent ( 0 ), cancelPendingCount ( 0u ), exitFlag ( false ),  
     callbackInProgress ( false )
 {