diff --git a/cpu/msp430x16x/hwtimer_msp430.c b/cpu/msp430x16x/hwtimer_msp430.c
index b83cdf4326..f208e82590 100644
--- a/cpu/msp430x16x/hwtimer_msp430.c
+++ b/cpu/msp430x16x/hwtimer_msp430.c
@@ -1,4 +1,3 @@
-#include <signal.h>
 #include <msp430x16x.h>
 #include <hwtimer.h>
 #include <hwtimer_arch.h>