diff --git a/examples/ONE_V9/ONE_V9.ino b/examples/ONE_V9/ONE_V9.ino
index 55a6b21..ecba06d 100644
--- a/examples/ONE_V9/ONE_V9.ino
+++ b/examples/ONE_V9/ONE_V9.ino
@@ -8,11 +8,11 @@ Build Instructions: https://www.airgradient.com/open-airgradient/instructions/
 Kits (including a pre-soldered version) are available: https://www.airgradient.com/indoor/
 
 The codes needs the following libraries installed:
-“WifiManager by tzapu, tablatronix” tested with version 2.0.11-beta
-“U8g2” by oliver tested with version 2.32.15
+"WifiManager by tzapu, tablatronix" tested with version 2.0.11-beta
+"U8g2" by oliver tested with version 2.32.15
 "Sensirion I2C SGP41" by Sensation Version 0.1.0
 "Sensirion Gas Index Algorithm" by Sensation Version 3.2.1
-“pms” by Markusz Kakl version 1.1.0
+"pms" by Markusz Kakl version 1.1.0
 "S8_UART" by Josep Comas Version 1.0.1
 "Arduino-SHT" by Johannes Winkelmann Version 1.2.2
 "Adafruit NeoPixel" by Adafruit Version 1.11.0