diff --git a/configure.ac b/configure.ac
index ce9bed3f7ed099f8400000d15d5a4cf33b66c928..2dae486224dcdd5dbf6f9ae6604213a126fcbb0b 100755
--- a/configure.ac
+++ b/configure.ac
@@ -12,7 +12,7 @@ AM_INIT_AUTOMAKE([foreign subdir-objects -Wall])
 
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 
-AC_CONFIG_SRCDIR([README.txt])
+AC_CONFIG_SRCDIR([INSTALL])
 AC_CONFIG_HEADERS([codes_net_config.h])
 
 # Checks for programs.