diff --git a/common/setup.rst b/common/setup.rst
index a93cfbb6d..b3dfb87eb 100644
--- a/common/setup.rst
+++ b/common/setup.rst
@@ -8,7 +8,8 @@
 
        git clone --depth=2 --branch=releases/v1.2 https://github.com/spack/spack
        . spack/share/spack/setup-env.sh
-       spack mirror add --unsigned tutorial /mirror
+       spack mirror add tutorial /mirror
+       spack buildcache keys --install --trust --yes-to-all
        spack bootstrap now
        spack compiler find
 
diff --git a/outputs/environments.sh b/outputs/environments.sh
index 0fa9ab168..eed4890c2 100755
--- a/outputs/environments.sh
+++ b/outputs/environments.sh
@@ -11,9 +11,6 @@ export SPACK_COLOR=never
 . "$project/init_spack.sh"
 . share/spack/setup-env.sh
 
-# spack mirror add --unsigned tutorial /mirror
-#example environments/mirror     "spack buildcache keys --install --trust"
-
 # Working with Environments
 
 example environments/find-no-env-1   "spack find"