diff --git a/VERSION b/VERSION
index 66291cc6..5ae4c5e5 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.1.0-19-dev
+1.1.0-20-dev
diff --git a/make/dirs.mk b/make/dirs.mk
index c8b2406f..5c8f6973 100644
--- a/make/dirs.mk
+++ b/make/dirs.mk
@@ -15,7 +15,7 @@ else
 subdirs all:
 	$(make_subdirs)
 
-clean distclean:
+install clean distclean:
 	rm -rf $(TEXTCLEAN) $(CLEAN) $(DISTCLEAN) dist *.done *~ .*.swp *.tmp core *.rep
 	$(make_subdirs_target)