diff --git a/src/hidpp10.c b/src/hidpp10.c
index 55b4679c..29af0ee1 100644
--- a/src/hidpp10.c
+++ b/src/hidpp10.c
@@ -151,7 +151,7 @@ hidpp10_request_command(struct hidpp10_device *dev, union hidpp10_message *msg)
 		 */
 		read_buffer.msg.device_idx = msg->msg.device_idx;
 
-		log_buf_raw(ratbag, " *** received: ", read_buffer.data, ret);
+		log_buf_raw(ratbag, " *** received: ", read_buffer.data, ret > 0 ? ret : 0);
 
 
 		/* actual answer */
diff --git a/src/hidpp20.c b/src/hidpp20.c
index 466c0af5..54fff8b0 100644
--- a/src/hidpp20.c
+++ b/src/hidpp20.c
@@ -123,7 +123,7 @@ hidpp20_request_command_allow_error(struct ratbag_device *device, union hidpp20_
 			ret = ratbag_hidraw_read_input_report(device, read_buffer.data, LONG_MESSAGE_LENGTH);
 		}
 
-		log_buf_raw(ratbag, " *** received: ", read_buffer.data, ret);
+		log_buf_raw(ratbag, " *** received: ", read_buffer.data, ret > 0 ? ret : 0);
 
 		if (read_buffer.msg.report_id != REPORT_ID_SHORT &&
 		    read_buffer.msg.report_id != REPORT_ID_LONG)