diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..f1570ec
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "submodules/tinySubmodule"]
+	path = submodules/tinySubmodule
+	url = https://github.com/cpm-cmake/testpack-adder
diff --git a/submodules/README.md b/submodules/README.md
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index 0000000..910d0e5
--- /dev/null
+++ b/submodules/README.md
@@ -0,0 +1,4 @@
+This folder is where test submodules are added.
+
+Test submodule descriptions
+1. tinySubmodule: A submodule with no submodules of its own and no code in it (other than a README.md) 
diff --git a/submodules/tinySubmodule b/submodules/tinySubmodule
new file mode 160000
index 0000000..3de2082
--- /dev/null
+++ b/submodules/tinySubmodule
@@ -0,0 +1 @@
+Subproject commit 3de2082943b2dff813fe9f7eccaeced8df000f7c