diff --git a/src/ca/oldCAC.cpp b/src/ca/oldCAC.cpp
index e7ab18a9f..3be4694aa 100644
--- a/src/ca/oldCAC.cpp
+++ b/src/ca/oldCAC.cpp
@@ -205,7 +205,7 @@ void oldCAC::show ( unsigned level ) const
     if ( level > 0u ) {
         this->mutex.show ( level - 1u );
         this->clientCtx.show ( level - 1u );
-        ::printf ( "\tpreemptive calback is %s\n",
+        ::printf ( "\tpreemptive callback is %s\n",
             this->pCallbackGuard ? "disabled" : "enabled" );
         ::printf ( "\tthere are %u unsatisfied IO operations blocking ca_pend_io()\n",
                 this->pndRecvCnt );
diff --git a/src/libCom/misc/ipAddrToAsciiAsynchronous.cpp b/src/libCom/misc/ipAddrToAsciiAsynchronous.cpp
index c6de17620..313c5c943 100644
--- a/src/libCom/misc/ipAddrToAsciiAsynchronous.cpp
+++ b/src/libCom/misc/ipAddrToAsciiAsynchronous.cpp
@@ -110,7 +110,7 @@ void ipAddrToAsciiEngine::run ()
 void ipAddrToAsciiEngine::show ( unsigned level ) const
 {
     epicsGuard < epicsMutex > locker ( ipAddrToAsciiEngine::mutex );
-    printf ( "ipAddrToAsciiEngine at %p with %u requests pendingh\n", 
+    printf ( "ipAddrToAsciiEngine at %p with %u requests pending\n", 
         static_cast <const void *> (this), this->labor.count () );
     if ( level > 0u ) {
         tsDLIterConstBD < ipAddrToAsciiAsynchronous > pItem = this->labor.firstIter ();