diff --git a/Makefile b/Makefile
index 7ce9116..5341c70 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,6 @@
 # OS=$(uname) make 
 
+### OS = OpenBSD
 ### OS = FreeBSD
 PROG=       xmem
 VERSION=    1.27
@@ -10,6 +11,7 @@ CFLAGS+=    -Wall -I/usr/X11R6/include/ -I/usr/local/include/
 OBJECTS=    xmem.o  MemStripChart.o
 FreeBSD_stub =   get_mem_fbsd.o
 OpenBSD_stub =   get_mem.o
+_stub =   get_mem.o
 OBJECTS += $($(OS)_stub)