diff --git a/scripts/runqemu b/scripts/runqemu
index 7e4bcc4e5f..90998aeab4 100755
--- a/scripts/runqemu
+++ b/scripts/runqemu
@@ -229,7 +229,7 @@ if [ "$FSTYPE" = "nfs" -a -z "$ROOTFS" ]; then
 fi
 
 if [ -z "$MACHINE" ]; then
-    MACHINE=`basename $KERNEL | sed 's/.*-\(qemux86-64\|qemux86\|qemuarm\|qemumips64\|qemumips\|qemuppc\|qemush4\).*/\1/'`
+    MACHINE=`basename $KERNEL | sed 's/.*\(qemux86-64\|qemux86\|qemuarm\|qemumips64\|qemumips\|qemuppc\|qemush4\).*/\1/'`
     if [ -z "$MACHINE" ]; then
         error "Unable to set MACHINE from kernel filename [$KERNEL]"
     fi