diff --git a/README.md b/README.md
index ad782f5..a4086ee 100644
--- a/README.md
+++ b/README.md
@@ -482,16 +482,16 @@ This file must be copied into the directory:
 
 #### 10. For RTL8720DN boards using AmebaD core
  
- To avoid compile error relating to PROGMEM, you have to copy the file [Realtek AmebaD core pgmspace.h](Packages_Patches/realtek/hardware/AmebaD/3.1.4/cores/arduino/avr/pgmspace.h) into Realtek AmebaD directory (~/.arduino15/packages/realtek/hardware/AmebaD/3.1.4/cores/arduino/avr/pgmspace.h). 
+ To avoid compile error relating to PROGMEM, you have to copy the file [Realtek AmebaD core pgmspace.h](Packages_Patches/realtek/hardware/AmebaD/3.1.4/cores/ambd/avr/pgmspace.h) into Realtek AmebaD directory (~/.arduino15/packages/realtek/hardware/AmebaD/3.1.4/cores/ambd/avr/pgmspace.h). 
 
 Supposing the Realtek AmebaD core version is 3.1.4. This file must be copied into the directory:
 
-- `~/.arduino15/packages/realtek/hardware/AmebaD/3.1.4/cores/arduino/avr/pgmspace.h`
+- `~/.arduino15/packages/realtek/hardware/AmebaD/3.1.4/cores/ambd/avr/pgmspace.h`
 
 Whenever a new version is installed, remember to copy this file into the new version directory. For example, new version is x.yy.zz
 This file must be copied into the directory:
 
-- `~/.arduino15/packages/realtek/hardware/AmebaD/x.yy.zz/cores/arduino/avr/pgmspace.h`
+- `~/.arduino15/packages/realtek/hardware/AmebaD/x.yy.zz/cores/ambd/avr/pgmspace.h`
 
 
 #### 11. For SAMD21 and SAMD51 boards using ArduinoCore-fab-sam core
@@ -739,12 +739,15 @@ mdns.startDiscoveringService(serviceName, MDNSServiceTCP, 5000);
 
 #### 1. File [ResolvingHostNames.ino](examples/Ethernet/ResolvingHostNames/ResolvingHostNames.ino)
 
-https://github.com/khoih-prog/MDNS_Generic/blob/754935e58e4a11de9fff4910e469e43511ad53eb/examples/Ethernet/ResolvingHostNames/ResolvingHostNames.ino#L24-L373
+
+https://github.com/khoih-prog/MDNS_Generic/blob/24d88d4c6ea43e8d624b1d4183ca82d2a8beb4b3/examples/Ethernet/ResolvingHostNames/ResolvingHostNames.ino#L24-L373
 
 
 #### 2. File [defines.h](examples/Ethernet/ResolvingHostNames/defines.h)
 
-https://github.com/khoih-prog/MDNS_Generic/blob/754935e58e4a11de9fff4910e469e43511ad53eb/examples/Ethernet/ResolvingHostNames/defines.h#L23-L449
+
+https://github.com/khoih-prog/MDNS_Generic/blob/24d88d4c6ea43e8d624b1d4183ca82d2a8beb4b3/examples/Ethernet/ResolvingHostNames/defines.h#L23-L449
+
 
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