diff --git a/configure.ac b/configure.ac
index 60223ee6..01c5a725 100644
--- a/configure.ac
+++ b/configure.ac
@@ -6,7 +6,7 @@
 # 3) if API or ABI is broken (this case should (must) never happen as it's very bad for a library), or a new designed library, increase MAJOR and set MINOR and MICRO to 0
 
 m4_define([OPJ_MAJOR], [1])
-m4_define([OPJ_MINOR], [4])
+m4_define([OPJ_MINOR], [99])
 m4_define([OPJ_MICRO], [0])
 
 m4_define([lt_cur], m4_eval(OPJ_MAJOR + OPJ_MINOR))