diff --git a/Makefile b/Makefile
index 5b2bdfd..09089b5 100644
--- a/Makefile
+++ b/Makefile
@@ -44,11 +44,11 @@ TESTSOURCES=$(wildcard t/[0-9]*.c)
 TESTFILES=$(TESTSOURCES:.c=.t)
 
 VERSION_MAJOR=0
-VERSION_MINOR=16
+VERSION_MINOR=17
 
-VERSION_CURRENT=11
+VERSION_CURRENT=12
 VERSION_REVISION=0
-VERSION_AGE=10
+VERSION_AGE=11
 
 PREFIX=/usr/local
 LIBDIR=$(PREFIX)/lib