diff --git a/u2_usb.c b/u2_usb.c
index 7246e73..6c95cae 100644
--- a/u2_usb.c
+++ b/u2_usb.c
@@ -197,7 +197,7 @@ int main(int argc, char* argv[])
 	}
 
 	if (!debug) { // print CSV header
-		printf("timer (in s),super fast timer,fast timer,timer,slow timer,VBUS voltage 1 (in V),VBUS current 1 (in A),VBUS current 2 (in A),VBUS current 3 (in A),VBUS power (in W),D+ voltage (in V),D- voltage (in V),internal temperature (in °C),external temperature 8in °C),VBUS voltage 2 (in V),VBUS current 4 (in A)\n");
+		printf("timer (in s),super fast timer,fast timer,timer,slow timer,VBUS voltage 1 (in V),VBUS current 1 (in A),VBUS current 2 (in A),VBUS current 3 (in A),VBUS power (in W),D+ voltage (in V),D- voltage (in V),internal temperature (in °C),external temperature (in °C),VBUS voltage 2 (in V),VBUS current 4 (in A)\n");
 	}
 
 	bool run = true; // read from USB as long as true