diff --git a/Makefile b/Makefile
index 8748a2c7b5..1b3a6f1c14 100644
--- a/Makefile
+++ b/Makefile
@@ -22,7 +22,7 @@ lint: shell-lint python-lint
 	cd schemas && make lint
 
 .PHONY: check-hygiene
-check-hygiene: python-lint hygiene validate-uss-qualifier-docs shell-lint
+check-hygiene: python-lint hygiene validate-uss-qualifier-docs shell-lint json-schema-lint
 
 .PHONY: python-lint
 python-lint:
diff --git a/schemas/manage_type_schemas.sh b/schemas/manage_type_schemas.sh
index aa3e296bf5..978816e8db 100755
--- a/schemas/manage_type_schemas.sh
+++ b/schemas/manage_type_schemas.sh
@@ -22,6 +22,7 @@ action=${1:?The action must be specified as --check or --generate}
 # shellcheck disable=SC2086
 docker run --name type_schema_manager \
   --rm \
+  -u "$(id -u):$(id -g)" \
   -v "$(pwd):/app" \
   interuss/monitoring \
   python /app/schemas/manage_type_schemas.py "${action}"