diff --git a/ARM/Nordic/include/iopinctrl.h b/ARM/Nordic/include/iopinctrl.h
index f702acb4..b22a38fc 100755
--- a/ARM/Nordic/include/iopinctrl.h
+++ b/ARM/Nordic/include/iopinctrl.h
@@ -149,7 +149,7 @@ static inline __attribute__((always_inline)) void IOPinToggle(int PortNo, int Pi
 
 #endif
 
-	reg->OUT = NRF_GPIO->OUT ^ (1 << PinNo);
+	reg->OUT ^= (1 << PinNo);
 }
 
 /**