1 files changed, 1 insertions, 1 deletions
diff --git a/src/gpio.c b/src/gpio.c
index db67465..151779d 100644
--- a/src/gpio.c
+++ b/src/gpio.c
@@ -23,7 +23,7 @@
 void gpio_init(void)
 {
 	// enable clocks
-	RCC->AHB2ENR |= 0xFF;
+	RCC->AHB2ENR |= 0x0F;
 }
 
 void gpio_pupd(GPIO_TypeDef *port, uint32_t pin, uint32_t pupd)