diff --git a/.gitmodules b/.gitmodules
index 8b137891..c8e87a94 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1 +1,5 @@
 
+[submodule "src/vendor/coinify"]
+	path = src/vendor/coinify
+	url = https://github.com/tykling/python-sdk
+	branch = python3-support
diff --git a/src/vendor/coinify b/src/vendor/coinify
new file mode 160000
index 00000000..d2582a98
--- /dev/null
+++ b/src/vendor/coinify
@@ -0,0 +1 @@
+Subproject commit d2582a98a3c7522505e07559fc5bd58c07b6ae86