diff --git a/configure.ac b/configure.ac
index 059524b..69eda63 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@
 
 # Initialization
 AC_PREREQ([2.63])
-AC_INIT([LatAnalyze],[3.5],[antonin.portelli@me.com],[LatAnalyze])
+AC_INIT([LatAnalyze],[3.5-dev],[antonin.portelli@me.com],[LatAnalyze])
 AC_CONFIG_AUX_DIR([.buildutils])
 AC_CONFIG_SRCDIR([lib/Global.cpp])
 AC_CONFIG_SRCDIR([utils/sample_read.cpp])