diff --git a/configure.ac b/configure.ac
index ede924d..0e38421 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4,7 +4,6 @@
 AC_PREREQ(2.61)
 AC_INIT([librelp], [1.2.16], [rgerhards@adiscon.com])
 AM_INIT_AUTOMAKE
-AM_INIT_AUTOMAKE
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 AC_CONFIG_SRCDIR([src/relp.c])
 AC_CONFIG_HEADER([config.h])