diff --git a/tests/periph_gpio/main.c b/tests/periph_gpio/main.c
index 685e3a82f595a7fe6de817a855511b811d59c1fa..427b3ec3db366a63007ac93feef99b7d0d169c3d 100644
--- a/tests/periph_gpio/main.c
+++ b/tests/periph_gpio/main.c
@@ -23,7 +23,6 @@
 
 #include "shell.h"
 #include "periph/gpio.h"
-#include "hwtimer.h"
 
 static void cb(void *arg)
 {