diff --git a/pub/configure.ac b/pub/configure.ac
index 81797322e734c988a4f7d1bd78645307d1e49417..de9850d0b977763ba09080dbab9b9a34095d6a6b 100644
--- a/pub/configure.ac
+++ b/pub/configure.ac
@@ -9,7 +9,7 @@
 ##  Generic initialization                                                   ##
 ###############################################################################
 
-AC_INIT([frida],[2.1.4e],[j.wuttke@fz-juelich.de])
+AC_INIT([frida],[post-2.1.4e],[j.wuttke@fz-juelich.de])
 #                ^^^^^ delete "post-" for public releases
 # project name must be "frida"; this determines the installation directories