diff --git a/app-accessibility/speech_tools/speech_tools-2.4.recipe b/app-accessibility/speech_tools/speech_tools-2.4.recipe
index 26442a355..0aa76b25d 100644
--- a/app-accessibility/speech_tools/speech_tools-2.4.recipe
+++ b/app-accessibility/speech_tools/speech_tools-2.4.recipe
@@ -28,7 +28,7 @@ COPYRIGHT="
 	1999-2003 Language Technologies Institute, Carnegie Mellon University
 	"
 
-ARCHITECTURES="!x86_gcc2 x86 x86_64"
+ARCHITECTURES="!x86_gcc2 x86 !x86_64"
 SECONDARY_ARCHITECTURES="x86 !x86_gcc2"
 
 PROVIDES="