diff --git a/Buildsystem/spack/spack b/Buildsystem/spack/spack
index 780e99d..bb4ca5a 160000
--- a/Buildsystem/spack/spack
+++ b/Buildsystem/spack/spack
@@ -1 +1 @@
-Subproject commit 780e99d574a48698800ef977e445bd466936d48c
+Subproject commit bb4ca5ad45c437b504e9542577010f4318414836