diff --git a/.gitmodules b/.gitmodules
index 0f596f80..e69de29b 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,4 +0,0 @@
-[submodule "farmbot_core/c_src/farmbot-arduino-firmware"]
-	path = farmbot_core/c_src/farmbot-arduino-firmware
-	url = git@github.com:Farmbot/Farmbot-Arduino-Firmware.git
-	ignore = dirty
diff --git a/farmbot_core/c_src/farmbot-arduino-firmware b/farmbot_core/c_src/farmbot-arduino-firmware
deleted file mode 160000
index 2c30fb1d..00000000
--- a/farmbot_core/c_src/farmbot-arduino-firmware
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 2c30fb1df3ffcc9b213487f2ccaab35b5ba2578c