diff --git a/hashes/gmp-6.1.2.tar.bz2.sha1 b/hashes/gmp-6.1.2.tar.bz2.sha1
new file mode 100644
index 0000000..58b832f
--- /dev/null
+++ b/hashes/gmp-6.1.2.tar.bz2.sha1
@@ -0,0 +1 @@
+366ded6a44cd108ba6b3f5b9a252eab3f3a95cdf  gmp-6.1.2.tar.bz2