diff --git a/scripts/install b/scripts/install
index d573b19..c954b28 100755
--- a/scripts/install
+++ b/scripts/install
@@ -36,6 +36,8 @@ ynh_add_nginx_config
 
 cd $install_dir
 ynh_exec_warn_less git clone https://github.com/terraforming-mars/terraforming-mars.git
+
+cd $install_dir/terraforming-mars
 git checkout $TM_version
 
 pushd $install_dir/terraforming-mars
diff --git a/scripts/upgrade b/scripts/upgrade
index 0007687..d4a9b99 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -37,6 +37,8 @@ ynh_script_progression --message="Building app... This may take quiete some time
 
 cd $install_dir
 ynh_exec_warn_less git clone https://github.com/terraforming-mars/terraforming-mars.git
+
+cd $install_dir/terraforming-mars
 git checkout $TM_version
 
 pushd $install_dir/terraforming-mars