diff --git a/CI/teal_ci.sh b/CI/teal_ci.sh
index 8117e934438..17e13e544e8 100755
--- a/CI/teal_ci.sh
+++ b/CI/teal_ci.sh
@@ -5,8 +5,9 @@ PATH=$PATH:~/luarocks/bin
 
 pushd .
 echo "Install Teal Cyan"
-git clone https://github.com/teal-language/cyan.git --depth 1
+git clone https://github.com/teal-language/cyan.git
 cd cyan
+git checkout 51649e4a814c05deaf5dde929ba82803f5170bbc
 luarocks make cyan-dev-1.rockspec
 popd