diff --git a/.gitmodules b/.gitmodules
index c60e2ed9..dce39223 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -241,3 +241,6 @@
 	url = https://github.com/nim-lang/threading.git
 	ignore = untracked
 	branch = master
+[submodule "vendor/nim-goldilocks-hash"]
+	path = vendor/nim-goldilocks-hash
+	url = https://github.com/codex-storage/nim-goldilocks-hash.git
diff --git a/vendor/nim-goldilocks-hash b/vendor/nim-goldilocks-hash
new file mode 160000
index 00000000..3c5a2bea
--- /dev/null
+++ b/vendor/nim-goldilocks-hash
@@ -0,0 +1 @@
+Subproject commit 3c5a2bea154b0712ac9576c17dc4d92c00fe003e