diff --git a/configure.in b/configure.in
index 31687a9..655fe3f 100644
--- a/configure.in
+++ b/configure.in
@@ -188,11 +188,9 @@ if test -z "$PACKAGERID"; then
    PACKAGERID="Marc Wäckerlin (http://marc.waeckerlin.org) <marc@waeckerlin.org>"
 fi
 AC_ARG_VAR(PACKAGERID, [Signature identification of the package author.])
-BUILDDATE=$(date --rfc-2822)
 
 # export macros
 SRCDIR=${srcdir}
-AC_SUBST(BUILDDATE)
 AC_SUBST(SRCDIR)
 AC_SUBST(SRC_DIR)
 AC_SUBST(TST_DIR)