diff --git a/development/nant/nant.SlackBuild b/development/nant/nant.SlackBuild
index 74e45ba437..568f898e2a 100644
--- a/development/nant/nant.SlackBuild
+++ b/development/nant/nant.SlackBuild
@@ -14,7 +14,7 @@ PKGTYPE=${PKGTYPE:-tgz}
 
 if [ -z "$ARCH" ]; then
   case "$( uname -m )" in
-    i?86) ARCH=i486 ;;
+    i?86) ARCH=i586 ;;
     arm*) ARCH=arm ;;
        *) ARCH=$( uname -m ) ;;
   esac