diff --git a/src/vxWorks/iocCore/Makefile b/src/vxWorks/iocCore/Makefile
index 4044f1009..1a4065b1e 100644
--- a/src/vxWorks/iocCore/Makefile
+++ b/src/vxWorks/iocCore/Makefile
@@ -2,21 +2,19 @@ TOP=../../..
 
 include $(TOP)/configure/CONFIG
 
-TOP_BIN = $(TOP)/bin/$(T_A)
 LIBRARY_vxWorks = iocCore
 
-iocCore_OBJS += $(TOP_BIN)/ComLibrary.o
-iocCore_OBJS += $(TOP_BIN)/caLibrary.o
-iocCore_OBJS += $(TOP_BIN)/dbStaticIocLibrary.o
-iocCore_OBJS += $(TOP_BIN)/registryIocLibrary.o
-iocCore_OBJS += $(TOP_BIN)/dbIocLibrary.o
-iocCore_OBJS += $(TOP_BIN)/asIocLibrary.o
-iocCore_OBJS += $(TOP_BIN)/miscIocLibrary.o
-iocCore_OBJS += $(TOP_BIN)/dbtoolsIocLibrary.o
-iocCore_OBJS += $(TOP_BIN)/rsrvIocLibrary.o
-iocCore_OBJS += $(TOP_BIN)/vxComLibrary.o
-iocCore_OBJS += $(TOP_BIN)/vxDbLibrary.o
-
+iocCore_OBJS += $(INSTALL_BIN)/ComLibrary.o
+iocCore_OBJS += $(INSTALL_BIN)/caLibrary.o
+iocCore_OBJS += $(INSTALL_BIN)/dbStaticIocLibrary.o
+iocCore_OBJS += $(INSTALL_BIN)/registryIocLibrary.o
+iocCore_OBJS += $(INSTALL_BIN)/dbIocLibrary.o
+iocCore_OBJS += $(INSTALL_BIN)/asIocLibrary.o
+iocCore_OBJS += $(INSTALL_BIN)/miscIocLibrary.o
+iocCore_OBJS += $(INSTALL_BIN)/dbtoolsIocLibrary.o
+iocCore_OBJS += $(INSTALL_BIN)/rsrvIocLibrary.o
+iocCore_OBJS += $(INSTALL_BIN)/vxComLibrary.o
+iocCore_OBJS += $(INSTALL_BIN)/vxDbLibrary.o
 
 include $(TOP)/configure/RULES