diff --git a/util/crossgcc/sum/compiler-rt-3.6.1.src.tar.xz.cksum b/util/crossgcc/sum/compiler-rt-3.6.1.src.tar.xz.cksum
new file mode 100644
index 0000000..51e426b
--- /dev/null
+++ b/util/crossgcc/sum/compiler-rt-3.6.1.src.tar.xz.cksum
@@ -0,0 +1 @@
+85dccdc6ccd9675e871dfd2786b45fbf53518485  tarballs/compiler-rt-3.6.1.src.tar.xz