diff --git a/src/libCom/osi/os/RTEMS/osdThread.c b/src/libCom/osi/os/RTEMS/osdThread.c
index 4e723aebb..5cb378fdc 100644
--- a/src/libCom/osi/os/RTEMS/osdThread.c
+++ b/src/libCom/osi/os/RTEMS/osdThread.c
@@ -93,7 +93,7 @@ epicsShareFunc epicsThreadBooleanStatus epicsShareAPI epicsThreadLowestPriorityL
     newPriority = priority + 1;
     if (newPriority <= 99) {
         *pPriorityJustAbove = newPriority;
-        return threadBoolStatusSuccess;
+        return epicsThreadBooleanStatusSuccess;
     }
     return threadBoolStatusFail;
 }
@@ -108,7 +108,7 @@ epicsShareFunc epicsThreadBooleanStatus epicsShareAPI epicsThreadHighestPriority
 
     if (newPriority <= 99) {
         *pPriorityJustBelow = newPriority;
-        return threadBoolStatusSuccess;
+        return epicsThreadBooleanStatusSuccess;
     }
     return threadBoolStatusFail;
 }
diff --git a/src/libCom/osi/os/WIN32/osdThread.c b/src/libCom/osi/os/WIN32/osdThread.c
index ed2019c1f..b094a83d6 100644
--- a/src/libCom/osi/os/WIN32/osdThread.c
+++ b/src/libCom/osi/os/WIN32/osdThread.c
@@ -233,7 +233,7 @@ epicsShareFunc epicsThreadBooleanStatus epicsShareAPI epicsThreadLowestPriorityL
 
     if ( magnitude < (osdPriorityStateCount-1) ) {
         *pPriorityJustAbove = osiPriorityMagFromMagnitueOSD ( magnitude + 1u );
-        status = threadBoolStatusSuccess;
+        status = epicsThreadBooleanStatusSuccess;
     }
     else {
         status = threadBoolStatusFail;
@@ -252,7 +252,7 @@ epicsShareFunc epicsThreadBooleanStatus epicsShareAPI epicsThreadHighestPriority
 
     if ( magnitude > 1u ) {
         *pPriorityJustBelow = osiPriorityMagFromMagnitueOSD ( magnitude - 1u );
-        status = threadBoolStatusSuccess;
+        status = epicsThreadBooleanStatusSuccess;
     }
     else {
         status = threadBoolStatusFail;
@@ -642,4 +642,4 @@ void testPriorityMapping ()
     }
     return 0;
 }
-#endif
\ No newline at end of file
+#endif