diff --git a/syscall/Makefile b/syscall/Makefile
index 14c0c4dea5..94fa8cdfdb 100644
--- a/syscall/Makefile
+++ b/syscall/Makefile
@@ -39,7 +39,7 @@ DELIM ?= $(strip /)
 include proxies$(DELIM)Make.defs
 include stubs$(DELIM)Make.defs
 
-MKSYSCALL = "$(TOPDIR)$(DELIM)tools$(DELIM)mksyscall$(EXEEXT)"
+MKSYSCALL = "$(TOPDIR)$(DELIM)tools$(DELIM)mksyscall$(HOSTEXEEXT)"
 CSVFILE = "$(TOPDIR)$(DELIM)syscall$(DELIM)syscall.csv"
 
 STUB_SRCS += syscall_funclookup.c syscall_stublookup.c syscall_nparms.c