diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..cf2e012
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,4 @@
+[submodule "geth_client"]
+	path = geth_client
+	url = https://github.com/pdaian/go-ethereum.git
+	branch = chicagoBootCamp
diff --git a/geth_client b/geth_client
new file mode 160000
index 0000000..086383a
--- /dev/null
+++ b/geth_client
@@ -0,0 +1 @@
+Subproject commit 086383ae9eccd1b75549b00d167d4a4613e795dd