diff --git a/src/bin/bind10/Makefile.am b/src/bin/bind10/Makefile.am
index bfc569359e..1d2285c57a 100644
--- a/src/bin/bind10/Makefile.am
+++ b/src/bin/bind10/Makefile.am
@@ -1 +1,8 @@
-bin_SCRIPTS = bind10 bind10.py
+bin_SCRIPTS = bind10
+CLEANFILES = bind10.py
+
+# TODO: does this need $$(DESTDIR) also?
+# this is done here since configure.ac AC_OUTPUT doesn't expand exec_prefix
+bind10: bind10.py
+	$(SED) "s|@@PYTHONPATH@@|@pyexecdir@|" bind10.py >$@
+#        chmod a+x $@