diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..2740b99
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "camerad/Instruments/hispec_tracking_camera"]
+	path = camerad/Instruments/hispec_tracking_camera
+	url = git@github.com:CaltechOpticalObservatories/hispec-tracking-camera-instrument.git
diff --git a/camerad/Instruments/hispec_tracking_camera b/camerad/Instruments/hispec_tracking_camera
new file mode 160000
index 0000000..81257b8
--- /dev/null
+++ b/camerad/Instruments/hispec_tracking_camera
@@ -0,0 +1 @@
+Subproject commit 81257b8880ad0abbc27ba22f493036be0d5ed2f6