diff --git a/configure.ac b/configure.ac
index e4c8b86..ea2d0fa 100644
--- a/configure.ac
+++ b/configure.ac
@@ -29,7 +29,7 @@
 # Reorganization for usage of autotools
 # Created from configure.in.base
 #
-AC_INIT([Salome2 Project NETGENPLUGIN module], [6.5.0], [webmaster.salome@opencascade.com], [SalomeNETGENPLUGIN])
+AC_INIT([Salome2 Project NETGENPLUGIN module], [6.6.0], [webmaster.salome@opencascade.com], [SalomeNETGENPLUGIN])
 AC_CONFIG_AUX_DIR(adm_local/unix/config_files)
 AC_CANONICAL_HOST
 AC_CANONICAL_TARGET
@@ -37,7 +37,7 @@ AM_INIT_AUTOMAKE([-Wno-portability])
 
 XVERSION=`echo $VERSION | awk -F. '{printf("0x%02x%02x%02x",$1,$2,$3)}'`
 AC_SUBST(XVERSION)
-VERSION_DEV=1
+VERSION_DEV=0
 AC_SUBST(VERSION_DEV)
 
 # set up MODULE_NAME variable for dynamic construction of directories (resources, etc.)