diff --git a/Makefile b/Makefile
index c91d786..7262633 100644
--- a/Makefile
+++ b/Makefile
@@ -5,11 +5,11 @@ CFLAGS?=
 CFLAGS_DEBUG=
 
 VERSION_MAJOR=0
-VERSION_MINOR=8
+VERSION_MINOR=9
 
-VERSION_CURRENT=3
-VERSION_REVISION=1
-VERSION_AGE=2
+VERSION_CURRENT=4
+VERSION_REVISION=0
+VERSION_AGE=3
 
 PREFIX=/usr/local
 LIBDIR=$(PREFIX)/lib