diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..f89ca76
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,9 @@
+[submodule "working"]
+	path = working
+	url = https://github.com/apmorton/pyhidapi.git
+[submodule "non-working"]
+	path = non-working
+	url = ../pyhidapi.git
+[submodule "also-non-working"]
+	path = also-non-working
+	url = ../../apmorton/pyhidapi.git
diff --git a/also-non-working b/also-non-working
new file mode 160000
index 0000000..8629071
--- /dev/null
+++ b/also-non-working
@@ -0,0 +1 @@
+Subproject commit 8629071f021c4f6c8ad614cea92384eabafbf3db
diff --git a/non-working b/non-working
new file mode 160000
index 0000000..8629071
--- /dev/null
+++ b/non-working
@@ -0,0 +1 @@
+Subproject commit 8629071f021c4f6c8ad614cea92384eabafbf3db
diff --git a/working b/working
new file mode 160000
index 0000000..8629071
--- /dev/null
+++ b/working
@@ -0,0 +1 @@
+Subproject commit 8629071f021c4f6c8ad614cea92384eabafbf3db