diff --git a/spack b/spack
index 0afe8b87e..67633edb8 160000
--- a/spack
+++ b/spack
@@ -1 +1 @@
-Subproject commit 0afe8b87e16514a48b8d0d16a6dca302d51cf694
+Subproject commit 67633edb8b36aa88ef488ba175ada8978192d562