diff --git a/configure.ac b/configure.ac
index 0c6888c..45023db 100644
--- a/configure.ac
+++ b/configure.ac
@@ -6,7 +6,7 @@ AC_INIT([cclass], [0.0.1], [Georg Hopp <georg@steffers.org>])
 AM_INIT_AUTOMAKE
 AC_COPYRIGHT([Copyright (C) 2012 Georg Hopp])
 AC_REVISION([$Revision: 0.01 $])
-AC_CONFIG_SRCDIR([src/cclass.c])
+AC_CONFIG_SRCDIR([src/class.c])
 AC_CONFIG_HEADERS([config.h])
 AC_CONFIG_MACRO_DIR([m4])