diff --git a/PCB_SMD/README.md b/PCB_SMD/README.md
index 11f5c2b..d564ddf 100644
--- a/PCB_SMD/README.md
+++ b/PCB_SMD/README.md
@@ -7,6 +7,7 @@ PCB for the TinyLora Sensor Node, SMD Version
 *  ATTiny84A-SSU (SOIC-14) MCU
 *  HopeRF RFM95W Lora Module
 *  SMD CR2032 Battery Holder (see pictures in main directory for type I used)
+*  Small antenna  for 868MHz (or the LoRa band used in your region)
 *  2x SMD 1206 Ceramic Capacitor (~100nF), optional
 *  SMD 1206 LED and fitting SMD 1206 Current Limiting Resistor, optional
 *  2x3 Pin 2.54mm Pitch Pinheader for PRG1 (has to be shortened to fit into the case), optional