diff --git a/.gitmodules b/.gitmodules
index d65ad36..8ceb258 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,3 @@
-[submodule "secp256k1"]
-	path = secp256k1
+[submodule "algorithms/main/secp256k1"]
+	path = algorithms/main/secp256k1
 	url = https://github.com/bitcoin-core/secp256k1.git
diff --git a/algorithms/main/secp256k1 b/algorithms/main/secp256k1
new file mode 160000
index 0000000..3fdf146
--- /dev/null
+++ b/algorithms/main/secp256k1
@@ -0,0 +1 @@
+Subproject commit 3fdf146bad042a17f6b2f490ef8bd9d8e774cdbd