diff --git a/configure.in b/configure.in
index 7f34ac0..65b3004 100644
--- a/configure.in
+++ b/configure.in
@@ -1,6 +1,6 @@
 # Process this file with autoconf to produce a configure script.
 AC_INIT(Valgrind, 3.0.0.SVN, valgrind-users@lists.sourceforge.net)
-AC_CONFIG_SRCDIR(coregrind/vg_main.c)
+AC_CONFIG_SRCDIR(coregrind/m_main.c)
 AM_CONFIG_HEADER(config.h)
 AM_INIT_AUTOMAKE