diff --git a/pre_checkin.sh b/pre_checkin.sh
index 1ac62cb..39781eb 100644
--- a/pre_checkin.sh
+++ b/pre_checkin.sh
@@ -1,8 +1,11 @@
 #!/bin/bash
 
 # the script takes binutils* and creates the cross-* packages
+
+rm -f cross-*-binutils.spec cross-*-binutils.changes
+
 # sh4 is stuck in the testsuite
-for arch in aarch64 hppa hppa64 arm i386 x86_64 s390 s390x ppc ppc64 ia64 sparc sparc64 spu avr; do 
+for arch in aarch64 hppa hppa64 arm i386 x86_64 s390 s390x ppc ppc64 ia64 sparc sparc64 spu avr mips; do 
 
    echo -n "Building package for $arch --> cross-$arch-binutils ..."