diff --git a/office/muttprint/muttprint.SlackBuild b/office/muttprint/muttprint.SlackBuild
index 62a4e91727..7317e8c3ad 100644
--- a/office/muttprint/muttprint.SlackBuild
+++ b/office/muttprint/muttprint.SlackBuild
@@ -32,7 +32,7 @@ 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