diff --git a/package/base/linux24/lx_config.sh b/package/base/linux24/lx_config.sh
index d721a19a4..b7a3f1c13 100644
--- a/package/base/linux24/lx_config.sh
+++ b/package/base/linux24/lx_config.sh
@@ -24,12 +24,12 @@ treever=${pkg/linux/} ; treever=${treever/-*/}
 archdir="$base/download/$repository/linux$treever"
 srctar="linux-${vanilla_ver}.tar.bz2"
 
-[ $arch = sparc -a "$ROCKCFG_SPARC_64BIT_KERNEL" = 1 ] && \
-	archprefix=sparc64-unknown-linux-gnu
-
 lx_cpu=`echo "$arch_machine" | sed -e s/x86/i386/ \
   -e s/i.86/i386/ -e s/powerpc/ppc/`
 
+[ $arch = sparc -a "$ROCKCFG_SPARC_64BIT_KERNEL" = 1 ] && \
+        lx_cpu=sparc64
+
 MAKE="$MAKE ARCH=$lx_cpu CROSS_COMPILE=$archprefix KCC=$KCC"
 
 lx_config ()