diff --git a/.gitmodules b/.gitmodules
index cedab2e4d..f104f5656 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,3 +4,6 @@
 [submodule "bitcoin/libbase58"]
 	path = bitcoin/libbase58
 	url = https://github.com/bitcoin/libbase58.git
+[submodule "libsodium"]
+	path = libsodium
+	url = https://github.com/jedisct1/libsodium.git
diff --git a/libsodium b/libsodium
new file mode 160000
index 000000000..fce6852d6
--- /dev/null
+++ b/libsodium
@@ -0,0 +1 @@
+Subproject commit fce6852d64339efa33c0ee4130b3107b888d6067