diff --git a/.github/workflows/setup-ubuntu-latest.sh b/.github/workflows/setup-ubuntu-latest.sh
index fae35b61..10b8d111 100755
--- a/.github/workflows/setup-ubuntu-latest.sh
+++ b/.github/workflows/setup-ubuntu-latest.sh
@@ -6,6 +6,9 @@ sudo apt-get install -y stockfish
 # Crafty
 sudo apt-get install -y crafty
 
+# Fairy-stockfish
+sudo apt-get install -y fairy-stockfish
+
 # Gaviota libgtb
 git clone https://github.com/michiguel/Gaviota-Tablebases.git --depth 1
 cd Gaviota-Tablebases
diff --git a/.github/workflows/setup-windows-latest.sh b/.github/workflows/setup-windows-latest.sh
index 815eb0db..48037cbe 100755
--- a/.github/workflows/setup-windows-latest.sh
+++ b/.github/workflows/setup-windows-latest.sh
@@ -1,6 +1,6 @@
 #!/bin/sh -e
 
-echo Download ...
+echo Download stockfish ...
 choco install wget
 wget https://github.com/official-stockfish/Stockfish/releases/download/sf_16/stockfish-windows-x86-64-avx2.zip
 
@@ -10,3 +10,7 @@ echo Unzip ..
 echo Setup path ...
 mv stockfish-windows-x86-64-avx2.exe stockfish.exe
 pwd >> $GITHUB_PATH
+
+echo Download fairy-stockfish ...
+wget https://github.com/fairy-stockfish/Fairy-Stockfish/releases/latest/download/fairy-stockfish-largeboard_x86-64.exe
+mv fairy-stockfish-largeboard_x86-64.exe fairy-stockfish.exe
diff --git a/tox.ini b/tox.ini
index f629723c..8d803367 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,6 +6,7 @@ passenv = LD_LIBRARY_PATH
 whitelist_externals =
     stockfish
     crafty
+    fairy-stockfish
 commands =
     python test.py --verbose
     python -m doctest README.rst --verbose