diff --git a/config-hlrs/packages.yaml b/config-hlrs/packages.yaml
index ebadfd0..ff234c3 100644
--- a/config-hlrs/packages.yaml
+++ b/config-hlrs/packages.yaml
@@ -428,10 +428,11 @@ packages:
       prefix: /usr
     buildable: false
   cmake:
-    externals:
-    - spec: cmake@3.20.4
-      prefix: /usr
-    buildable: false
+    require: '%gcc@7.5'
+#    externals:
+#    - spec: cmake@3.20.4
+#      prefix: /usr
+#    buildable: false
   ncurses:
     externals:
     - spec: ncurses@6.1.20180317+termlib abi=6
diff --git a/environments/hlrs/spack.yaml b/environments/hlrs/spack.yaml
index f1afcda..05976b5 100644
--- a/environments/hlrs/spack.yaml
+++ b/environments/hlrs/spack.yaml
@@ -31,7 +31,7 @@ spack:
       - [$^mpis]
       - [$%compilers]
     - matrix:     # build tools
-      - [meson, ninja]
+      - [meson, ninja, cmake@3.23:]
       - [$%core_compiler]
   view: false
   concretizer: