diff --git a/src/libCom/osi/os/solaris/epicsAtomicOSD.h b/src/libCom/osi/os/solaris/epicsAtomicOSD.h
index b591c6b79..c2d58cf47 100644
--- a/src/libCom/osi/os/solaris/epicsAtomicOSD.h
+++ b/src/libCom/osi/os/solaris/epicsAtomicOSD.h
@@ -51,7 +51,7 @@ EPICS_ATOMIC_INLINE int epicsAtomicCmpAndSwapIntT ( int * pTarget,
                                                int oldVal, int newVal )
 {
     STATIC_ASSERT ( sizeof ( int ) == sizeof ( unsigned ) );
-    unsigned * const pTarg = reinterpret_cast < unsigned * > ( pTarget );
+    unsigned * const pTarg = ( unsigned * ) pTarget;
     return ( int ) atomic_cas_uint ( pTarg, ( unsigned ) oldVal, 
                                         ( unsigned ) newVal );
 }