diff --git a/lib/Makefile.am b/lib/Makefile.am
index 110533d0ce..ef045ff333 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -1655,6 +1655,6 @@ dist_noinst_DATA += lyx.desktop.in images/lyx.svg images/lyx.png
 
 install-data-hook:
 	$(CHMOD) 755 $(DESTDIR)$(pkgdatadir)/configure.py
-	for i in $(dist_scripts_PYTHON); do \
+	for i in $(scriptdir)/*.py ; do \
 		$(CHMOD) 755 $(DESTDIR)$(pkgdatadir)/$$i; \
 	done