diff --git a/configure.in b/configure.in
index cc373395ef8197bab79419aff1ab07a43d97e487..225fdd01e561b4d692a1d80b894b174712314736 100644
--- a/configure.in
+++ b/configure.in
@@ -1,10 +1,10 @@
 dnl Process this file with autoconf to produce a configure script.
-AC_INIT(JSBSim.cpp, 1.0.rc3-advtrim-6, jon@jsbsim.org)
+AC_INIT(JSBSim.cpp, 1.0.rc3-advtrim-7, jon@jsbsim.org)
 
 dnl set the $host variable based on local machine/os
 AC_CANONICAL_TARGET
 
-AM_INIT_AUTOMAKE(jsbsim, 1.0.rc3-advtrim-6)
+AM_INIT_AUTOMAKE(jsbsim, 1.0.rc3-advtrim-7)
 AC_CONFIG_MACRO_DIR([m4])
 
 # Before making a release, the LT_VERSION string should be modified.