diff --git a/src/libCom/osi/osiTime.cpp b/src/libCom/osi/osiTime.cpp
index 734599b7c..2ee1ca96e 100644
--- a/src/libCom/osi/osiTime.cpp
+++ b/src/libCom/osi/osiTime.cpp
@@ -800,7 +800,7 @@ extern "C" {
     {
         return osiTime (*pLeft) >= osiTime (*pRight);
     }
-    epicsShareFunc size_t epicsShareAPI tsStrftime (char *pBuff, size_t bufLength, const char *pFormat, const TS_STAMP *pTS)
+    epicsShareFunc size_t epicsShareAPI tsStampToStrftime (char *pBuff, size_t bufLength, const char *pFormat, const TS_STAMP *pTS)
     {
 	return osiTime(*pTS).strftime (pBuff, bufLength, pFormat);
     }
diff --git a/src/libCom/osi/tsStamp.h b/src/libCom/osi/tsStamp.h
index 4ee350618..635e71d04 100644
--- a/src/libCom/osi/tsStamp.h
+++ b/src/libCom/osi/tsStamp.h
@@ -82,7 +82,7 @@ epicsShareFunc int epicsShareAPI tsStampGreaterThanEqual (const TS_STAMP *pLeft,
 /*
  * convert to ASCII string
  */
-epicsShareFunc size_t epicsShareAPI tsStrftime (char *pBuff, size_t bufLength, const char *pFormat, const TS_STAMP *pTS);
+epicsShareFunc size_t epicsShareAPI tsStampToStrftime (char *pBuff, size_t bufLength, const char *pFormat, const TS_STAMP *pTS);
 
 /*
  * dump current state to standard out