diff --git a/taenzer.c b/taenzer.c
index 07cdfa8..de16c8e 100644
--- a/taenzer.c
+++ b/taenzer.c
@@ -42,8 +42,8 @@ void timer4_init()
     TIMSK4 |= 1<<TOIE4;
 //    TIMSK4 |= 1<<OCIE4A;
 
-    ICR4 = 100;
-    OCR4A = 50;
+    ICR4 = 50;
+    OCR4A = 25;
 
     DDRH |= 1 << 3;
 }