diff --git a/Makefile b/Makefile
index d70b7fcdb..4c953996d 100644
--- a/Makefile
+++ b/Makefile
@@ -29,4 +29,4 @@ copysrc:
 	tar cf - --exclude-vcs --exclude-backups --exclude=O.* modules/*/src | tar xf - -C $(INSTALL_LOCATION)
 
 tar:
-	tar cfjP epics_base-$(EPICS_VERSION_NUMBER).tar.bz2 $(INSTALL_LOCATION) --exclude=*.o
+	tar cfjP epics_base-$(EPICS_VERSION_NUMBER).tar.bz2 $(INSTALL_LOCATION)