diff --git a/spack-environment/dev/spack.yaml b/spack-environment/dev/spack.yaml
index 52ae95d7abeb9ea7fb60a223ad1ec2e60321b8e8..6821d66ec964cba87cac76152e7502949ebc5534 100644
--- a/spack-environment/dev/spack.yaml
+++ b/spack-environment/dev/spack.yaml
@@ -2,6 +2,8 @@ spack:
   include:
   - ../concretizer.yaml
   - ../packages.yaml
+  config:
+    install_missing_compilers: false
   specs:
     - acts
     - actsvg
diff --git a/spack-environment/prod/spack.yaml b/spack-environment/prod/spack.yaml
index 9e09d20331a5a61228bfd47693713d9d1ca71595..7d605e13b4366974cdda024940373ee4084f2b10 100644
--- a/spack-environment/prod/spack.yaml
+++ b/spack-environment/prod/spack.yaml
@@ -2,6 +2,8 @@ spack:
   include: 
   - ../concretizer.yaml
   - ../packages.yaml
+  config:
+    install_missing_compilers: false
   specs:
     - acts
     - cmake