diff --git a/scripts/install b/scripts/install
index 9387426..daa3cfd 100644
--- a/scripts/install
+++ b/scripts/install
@@ -69,7 +69,7 @@ ynh_script_progression --message="Installing dependencies..." --weight=9
 #ynh_exec_warn_less apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 379CE192D401AB61
 #ynh_install_extra_repo --repo="deb https://dl.bintray.com/crystal/deb all stable" --append
 
-ynh_exec_warn_less curl -fsSL https://crystal-lang.org/install.sh --crystal=0.36 | bash -s -- 
+ynh_exec_warn_less curl -fsSL https://crystal-lang.org/install.sh | bash -s -- --crystal=0.36 
 
 ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies