diff --git a/configure.in b/configure.in
index df75ef3..5febe06 100644
--- a/configure.in
+++ b/configure.in
@@ -14,7 +14,7 @@ dnl                 changes are made
 dnl ---
 JACK_MAJOR_VERSION=0
 JACK_MINOR_VERSION=81
-JACK_MICRO_VERSION=0
+JACK_MICRO_VERSION=1
 
 dnl ---
 dnl HOWTO: updating the jack protocal version