diff --git a/data/Makefile b/data/Makefile
index 90634d3..17e0fe7 100644
--- a/data/Makefile
+++ b/data/Makefile
@@ -22,10 +22,12 @@ Panel.pc: Panel.pc.in ../config.sh
 clean:
 	@for i in $(SUBDIRS); do (cd $$i && $(MAKE) clean) || exit; done
 	$(RM) -- $(Panel.pc_OBJS)
+	./pkgconfig.sh -c -P "$(PREFIX)" -- "Panel.pc"
 
 distclean:
 	@for i in $(SUBDIRS); do (cd $$i && $(MAKE) distclean) || exit; done
 	$(RM) -- $(Panel.pc_OBJS)
+	./pkgconfig.sh -c -P "$(PREFIX)" -- "Panel.pc"
 	$(RM) -- $(TARGETS)
 
 install: $(TARGETS)
diff --git a/doc/Makefile b/doc/Makefile
index 7c14b5a..63861f5 100644
--- a/doc/Makefile
+++ b/doc/Makefile
@@ -41,6 +41,7 @@ panel-notify.html: panel-notify.xml
 
 clean:
 	$(RM) -- $(panel.1_OBJS) $(panel.html_OBJS) $(panelctl.1_OBJS) $(panelctl.html_OBJS) $(panel-embed.1_OBJS) $(panel-embed.html_OBJS) $(panel-message.1_OBJS) $(panel-message.html_OBJS) $(panel-notify.1_OBJS) $(panel-notify.html_OBJS)
+	./docbook.sh -c -P "$(PREFIX)" -- "panel-notify.html"
 
 distclean: clean
 	$(RM) -- $(TARGETS)
diff --git a/po/Makefile b/po/Makefile
index 17522a8..75f51df 100644
--- a/po/Makefile
+++ b/po/Makefile
@@ -17,6 +17,7 @@ fr.mo: Panel.pot fr.po
 
 clean:
 	$(RM) -- $(Panel.pot_OBJS) $(fr.mo_OBJS)
+	./gettext.sh -c -P "$(PREFIX)" -- "fr.mo"
 
 distclean: clean
 	$(RM) -- $(TARGETS)