diff --git a/.github/workflows/macos-ci-aarch64.yaml b/.github/workflows/macos-ci-aarch64.yaml
index fdb59073e..3141eb0de 100644
--- a/.github/workflows/macos-ci-aarch64.yaml
+++ b/.github/workflows/macos-ci-aarch64.yaml
@@ -86,6 +86,7 @@ jobs:
 
           # Concretize and check for duplicates
           spack concretize 2>&1 | tee log.concretize.apple-clang-14.0.3
+          ${SPACK_STACK_DIR}/util/check_package_config.py
           ${SPACK_STACK_DIR}/util/show_duplicate_packages.py -d log.concretize.apple-clang-14.0.3 -i fms -i crtm -i esmf -i mapl
 
           # Add and update source cache
diff --git a/.github/workflows/macos-ci-x86_64.yaml b/.github/workflows/macos-ci-x86_64.yaml
index f78c75e47..660bd0b44 100644
--- a/.github/workflows/macos-ci-x86_64.yaml
+++ b/.github/workflows/macos-ci-x86_64.yaml
@@ -79,6 +79,7 @@ jobs:
 
           # Concretize and check for duplicates
           spack concretize 2>&1 | tee log.concretize.apple-clang-14.0.0
+          ${SPACK_STACK_DIR}/util/check_package_config.py
           ${SPACK_STACK_DIR}/util/show_duplicate_packages.py -d log.concretize.apple-clang-14.0.0 -i fms -i crtm -i esmf -i mapl
 
           # Add and update source cache
diff --git a/.github/workflows/ubuntu-ci-x86_64.yaml b/.github/workflows/ubuntu-ci-x86_64.yaml
index dace76e13..f7c51e948 100644
--- a/.github/workflows/ubuntu-ci-x86_64.yaml
+++ b/.github/workflows/ubuntu-ci-x86_64.yaml
@@ -118,6 +118,7 @@ jobs:
 
           # Concretize and check for duplicates
           spack concretize 2>&1 | tee log.concretize.intel-2022.1.0
+          ${SPACK_STACK_DIR}/util/check_package_config.py
           ${SPACK_STACK_DIR}/util/show_duplicate_packages.py -d log.concretize.intel-2022.1.0 -i fms -i crtm -i esmf -i mapl
 
           # Add and update source cache