Update README.md

README.md

@@ -169,8 +169,9 @@ sudo update-alternatives --config java
 sudo update-alternatives --config javac
 
 # Install SBT - https://www.scala-sbt.org/
-echo "deb https://dl.bintray.com/sbt/debian /" | sudo tee -a /etc/apt/sources.list.d/sbt.list
-sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 2EE0EA64E40A89B84B2DF73499E82A75642AC823
+echo "deb https://repo.scala-sbt.org/scalasbt/debian all main" | sudo tee /etc/apt/sources.list.d/sbt.list
+echo "deb https://repo.scala-sbt.org/scalasbt/debian /" | sudo tee /etc/apt/sources.list.d/sbt_old.list
+curl -sL "https://keyserver.ubuntu.com/pks/lookup?op=get&search=0x2EE0EA64E40A89B84B2DF73499E82A75642AC823" | sudo apt-key add
 sudo apt-get update
 sudo apt-get install sbt
 
@@ -1196,4 +1197,4 @@ For more documentation, check src/main/scala/vexriscv/plugin/AesPlugin.scala, a
 It was also ported on libressl via the following patch :
 <https://github.com/SpinalHDL/buildroot-spinal-saxon/blob/main/patches/libressl/0000-vexriscv-aes.patch>
 
-Speed up of 4 was observed in libressl running in linux. <https://github.com/SpinalHDL/SaxonSoc/pull/53#issuecomment-730133020>
+Speed up of 4 was observed in libressl running in linux. <https://github.com/SpinalHDL/SaxonSoc/pull/53#issuecomment-730133020>