diff --git a/package/base/linux24/linux24.conf b/package/base/linux24/linux24.conf
index b87bf3c47..bd84cabe0 100644
--- a/package/base/linux24/linux24.conf
+++ b/package/base/linux24/linux24.conf
@@ -80,7 +80,7 @@ main_lx() {
 		done
 		;;
 	    sparc)
-		if [ $treever != 24* -a "$ROCKCFG_SPARC_BITS" = 32 ] ; then
+		if [[ $treever != 24* ]] && [ "$ROCKCFG_SPARC_BITS" = 32 ]] ; then
 			eval $MAKE image
 		else
 			eval $MAKE vmlinux