diff --git a/ctapi-cyberjack.spec b/ctapi-cyberjack.spec
index f40bc6c..20560cd 100644
--- a/ctapi-cyberjack.spec
+++ b/ctapi-cyberjack.spec
@@ -1,9 +1,9 @@
 Name:		ctapi-cyberjack
 Summary:	CT-API 1.1 driver for REINER SCT cyberjack USB chipcard reader
 Version:	2.0.11
-Release:	4%{?dist}
+Release:	5%{?dist}
 Requires:	%{_libdir}/ctapi
-#ExcludeArch:	ppc
+ExcludeArch:	x86_64
 
 #kernel-devel needed for workaround bug 191515
 #For FC>4
@@ -124,6 +124,9 @@ rm -rf $RPM_BUILD_ROOT
 %{_libdir}/ctapi/libctapi-cyberjack.la
 
 %changelog 
+* Sat Sep 16 2006 Frank Büttner <frank-buettner@gmx.net> - 2.0.11-5%{?dist}
+- disable build on EMT64 until somebody with such system fix it
+
 * Sat Sep 16 2006 Frank Büttner <frank-buettner@gmx.net> - 2.0.11-4%{?dist}
 - enable smp build, last try for EMT64