diff --git a/mache/spack/chrysalis_gnu_openmpi.yaml b/mache/spack/chrysalis_gnu_openmpi.yaml
index 2a8d45c2..c9561ec6 100644
--- a/mache/spack/chrysalis_gnu_openmpi.yaml
+++ b/mache/spack/chrysalis_gnu_openmpi.yaml
@@ -42,6 +42,11 @@ spack:
       - spec: diffutils@3.7
         prefix: /gpfs/fs1/soft/chrysalis/spack/opt/spack/linux-centos8-x86_64/gcc-9.2.0/diffutils-3.7-nnauuo4
       buildable: false
+    findutils:
+      externals:
+      - spec: findutils@4.6.0
+        prefix: /usr
+      buildable: false
     gmake:
       externals:
       - spec: gmake@4.2.1
diff --git a/mache/spack/chrysalis_intel_impi.yaml b/mache/spack/chrysalis_intel_impi.yaml
index 5d2b7357..d154426d 100644
--- a/mache/spack/chrysalis_intel_impi.yaml
+++ b/mache/spack/chrysalis_intel_impi.yaml
@@ -42,6 +42,11 @@ spack:
       - spec: diffutils@3.7
         prefix: /gpfs/fs1/soft/chrysalis/spack/opt/spack/linux-centos8-x86_64/intel-20.0.4/diffutils-3.7-bml5fc4
       buildable: false
+    findutils:
+      externals:
+      - spec: findutils@4.6.0
+        prefix: /usr
+      buildable: false
     gmake:
       externals:
       - spec: gmake@4.2.1
diff --git a/mache/spack/chrysalis_intel_openmpi.yaml b/mache/spack/chrysalis_intel_openmpi.yaml
index 225a2d09..3fd830a8 100644
--- a/mache/spack/chrysalis_intel_openmpi.yaml
+++ b/mache/spack/chrysalis_intel_openmpi.yaml
@@ -42,6 +42,11 @@ spack:
       - spec: diffutils@3.7
         prefix: /gpfs/fs1/soft/chrysalis/spack/opt/spack/linux-centos8-x86_64/intel-20.0.4/diffutils-3.7-bml5fc4
       buildable: false
+    findutils:
+      externals:
+      - spec: findutils@4.6.0
+        prefix: /usr
+      buildable: false
     gmake:
       externals:
       - spec: gmake@4.2.1