diff --git a/cpu/cc26x0/periph/timer.c b/cpu/cc26x0/periph/timer.c
index dcd3c5f2f6..b8b1233310 100644
--- a/cpu/cc26x0/periph/timer.c
+++ b/cpu/cc26x0/periph/timer.c
@@ -184,7 +184,7 @@ int timer_set_absolute(tim_t tim, int channel, unsigned int value)
     }
     dev(tim)->IMR |= chn_isr_cfg[channel].flag;
 
-    return 1;
+    return 0;
 }
 
 int timer_clear(tim_t tim, int channel)