diff --git a/src/bpt/Makefile b/src/bpt/Makefile
index 3944f2e62..5fe04431d 100644
--- a/src/bpt/Makefile
+++ b/src/bpt/Makefile
@@ -22,5 +22,5 @@ LIBRARY_vxWorks = bptLibrary
 
 include $(TOP)/configure/RULES_BUILD
 
-$(BPTS): $(EPICS_BASE_HOST_BIN)/makeBpt$(EXE)
+$(BPTS): $(EPICS_BASE_HOST_BIN)/makeBpt$(HOSTEXE)