diff --git a/.github/actions/setup-patmos/action.yml b/.github/actions/setup-patmos/action.yml
index d640876b9a..00a5c4c61b 100644
--- a/.github/actions/setup-patmos/action.yml
+++ b/.github/actions/setup-patmos/action.yml
@@ -5,7 +5,24 @@ runs:
   steps:
     - name: Setup
       run: |
+        # install needed tools
+        sudo apt install git openjdk-8-jdk gitk cmake make g++ texinfo flex bison \
+          subversion libelf-dev graphviz libboost-dev libboost-program-options-dev ruby-full \
+          liblpsolve55-dev zlib1g-dev gtkwave gtkterm scala autoconf libfl2 expect verilator curl
+
+        # install sbt
+
+        sudo apt-get update
+        sudo apt-get install apt-transport-https curl gnupg -yqq
+        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 -H gpg --no-default-keyring --keyring gnupg-ring:/etc/apt/trusted.gpg.d/scalasbt-release.gpg --import
+        sudo chmod 644 /etc/apt/trusted.gpg.d/scalasbt-release.gpg
+        sudo apt-get update
+        sudo apt-get install sbt
+        
         # Clone the Patmos repository
+        
         mkdir ~/t-crest
         cd ~/t-crest
         git clone https://github.com/t-crest/patmos-misc.git misc