diff --git a/main/target/platforms/stm32/main.c b/main/target/platforms/stm32/main.c
index 2249fed..07e5c25 100644
--- a/main/target/platforms/stm32/main.c
+++ b/main/target/platforms/stm32/main.c
@@ -1,4 +1,5 @@
 #include <os/os.h>
+#include <libopencm3/stm32/f1/gpio.h>
 
 extern void app_main(void);