diff --git a/.github/workflows/json-validator.yml b/.github/workflows/json-validator.yml
index 86e269e9..35f4e8e6 100644
--- a/.github/workflows/json-validator.yml
+++ b/.github/workflows/json-validator.yml
@@ -21,7 +21,7 @@ jobs:
         run: |
           sudo apt-get update
           sudo apt-get install python3-pip -y --no-install-recommends
-          sudo pip3 install json-spec
+          sudo pip3 install json-spec --break-system-packages
           if ! json validate --schema-file=php/containers-schema.json --document-file=php/containers.json; then
             exit 1
           fi