=== modified file 'Makefile'
--- Makefile	2019-03-14 13:47:04 +0000
+++ Makefile	2019-02-19 14:47:24 +0000
@@ -49,12 +49,12 @@
 TESTFILES=$(TESTSOURCES:.c=.t)
 
 VERSION_MAJOR=0
-VERSION_MINOR=22
+VERSION_MINOR=21
 
 VERSION=$(VERSION_MAJOR).$(VERSION_MINOR)
 
 VERSION_CURRENT=15
-VERSION_REVISION=2
+VERSION_REVISION=1
 VERSION_AGE=14
 
 PREFIX=/usr/local