diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 0000000..0623bd4
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,15 @@
+name: Build CI
+
+on: [push, pull_request]
+
+jobs:
+  makefile-build:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+    steps:
+    - uses: actions/checkout@v3
+    - name: Install Dependencies
+      run: sudo apt-get update && sudo apt-get install -y build-essential make arm-none-eabi-gdb  binutils-arm-none-eabi libnewlib-arm-none-eabi
+    - name: Build
+      run: git submodule update --init && cd libopencm3 && make && cd ../ && mkdir build && cd build && cmake ../ && make
\ No newline at end of file
diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..6bccd68
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "libopencm3"]
+	path = libopencm3
+	url = https://github.com/libopencm3/libopencm3
diff --git a/config.cmake b/config.cmake
index 9732411..df16642 100644
--- a/config.cmake
+++ b/config.cmake
@@ -1,5 +1,5 @@
 # Always declare this before stm32-toolchain.cmake
 #
 set(MCU STM32F1)
-set(LIBOPENCM3_DIR "/home/ami/repos/libopencm3")
+set(LIBOPENCM3_DIR "./libopencm3")
 set(SERIAL_PORT "/dev/ttyUSB0")
diff --git a/libopencm3 b/libopencm3
new file mode 160000
index 0000000..1f3abd4
--- /dev/null
+++ b/libopencm3
@@ -0,0 +1 @@
+Subproject commit 1f3abd43763fa39d23e737602b6d0011a45c70b2