diff --git a/workflows/autobuild.sh b/workflows/autobuild.sh
index 84c92c0..bcf8a74 100755
--- a/workflows/autobuild.sh
+++ b/workflows/autobuild.sh
@@ -5,5 +5,5 @@ sudo apt install -y cmake gcc-arm-none-eabi libnewlib-arm-none-eabi libstdc++-ar
 git clone https://github.com/raspberrypi/pico-sdk
 mkdir build
 cd build
-cmake .. -DDPICO_SDK_PATH=../pico-sdk
+cmake -DPICO_SDK_PATH=../pico-sdk ..
 make