diff --git a/.gitmodules b/.gitmodules
index 2740b99..483974b 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,9 @@
 [submodule "camerad/Instruments/hispec_tracking_camera"]
 	path = camerad/Instruments/hispec_tracking_camera
-	url = git@github.com:CaltechOpticalObservatories/hispec-tracking-camera-instrument.git
+	url = https://github.com/CaltechOpticalObservatories/hispec-tracking-camera-instrument.git
+[submodule "camerad/Instruments/deimos"]
+	path = camerad/Instruments/deimos
+	url = https://github.com/CaltechOpticalObservatories/deimos-instrument.git
+[submodule "camerad/Instruments/cryoscope"]
+	path = camerad/Instruments/cryoscope
+	url = https://github.com/CaltechOpticalObservatories/cryoscope-instrument.git
diff --git a/camerad/Instruments/cryoscope b/camerad/Instruments/cryoscope
new file mode 160000
index 0000000..35dd0ec
--- /dev/null
+++ b/camerad/Instruments/cryoscope
@@ -0,0 +1 @@
+Subproject commit 35dd0eccc1f0a1ac7e870972dfc515380645adae
diff --git a/camerad/Instruments/deimos b/camerad/Instruments/deimos
new file mode 160000
index 0000000..d39ee92
--- /dev/null
+++ b/camerad/Instruments/deimos
@@ -0,0 +1 @@
+Subproject commit d39ee9272876741ca7dc22e8a293f6f87530ff27