diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 50bf8b6..755d846 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -25,7 +25,7 @@ jobs:
     steps:
         
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         
       # Java and .NET are already installed on ubuntu-latest
         
@@ -37,11 +37,10 @@ jobs:
           PATH_TO_QUALITY_CONTROL_RULES: qc/custom
           DOTNET_VALIDATION_ENABLED: true
           JAVA_VALIDATION_ENABLED: true
+          #The Coding provided (http://fhir.de/CodeSystem/bfarm/ops#5-470) is not in the value set 'OpsVS' (http://fhir.de/ValueSet/bfarm/ops|1.4.0), and a code is required from this value set.
+          EXPECTED_FAILS: VALIDATION_CONFORMANCE_DOTNET VALIDATION_CONFORMANCE_JAVA VALIDATION_EXAMPLES_JAVA
           OUTPUT_FORMAT: RAW
-          JAVA_VALIDATION_OPTIONS: -allow-example-urls true
+          JAVA_VALIDATION_OPTIONS: -allow-example-urls true -tx n/a
           SIMPLIFIER_USERNAME: ${{ secrets.SIMPLIFIER_USERNAME }}
           SIMPLIFIER_PASSWORD: ${{ secrets.SIMPLIFIER_PASSWORD }}
           JAVA_VALIDATOR_VERSION: 6.2.3
-
-          #The Coding provided (http://fhir.de/CodeSystem/bfarm/ops#5-470) is not in the value set 'OpsVS' (http://fhir.de/ValueSet/bfarm/ops|1.4.0), and a code is required from this value set.
-          EXPECTED_FAILS: VALIDATION_EXAMPLES_JAVA
\ No newline at end of file
diff --git a/qc/custom.rules.yaml b/qc/custom.rules.yaml
index cf47c8b..08186bf 100644
--- a/qc/custom.rules.yaml
+++ b/qc/custom.rules.yaml
@@ -1,5 +1,22 @@
-- include: recommended
-  name: include-recommended
+# This is the minimal rule series
+# removed 'action: unique' due to multiple versions of OPS CodeSystem
+
+- action: parse
+  name: parse-fhir-resources
+  status: "Checking if all FHIR Resource files can be parsed"
+  files:
+    - /**/*.xml
+    - /**/*.json
+    - "!package.json"
+    - "!fhirpkg.lock.json"
+
+- name: resource-validation
+  status: "Validating resources against the FHIR standard and their profiles"
+  action: validate
+  category: Resource
+  suppress:
+    - 6005
+    - eld-16
 
 - name: version-filled
   filter: (StructureDefinition or ValueSet or CodeSystem or ConceptMap or StructureMap or NamingSystem or SearchParameter or CapabilityStatement or OperationDefinition or ImplementationGuide).exists()