diff --git a/package.json b/package.json
index f811ceec..1d16adde 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "fhir-works-on-aws-authz-rbac": "4.1.1",
     "fhir-works-on-aws-interface": "8.1.0",
     "fhir-works-on-aws-persistence-ddb": "3.3.0",
-    "fhir-works-on-aws-routing": "5.1.0",
+    "fhir-works-on-aws-routing": "5.1.1",
     "fhir-works-on-aws-search-es": "2.2.0",
     "serverless-http": "^2.3.1",
     "yargs": "^16.2.0"
diff --git a/serverless.yaml b/serverless.yaml
index 776b913f..9c8a0625 100644
--- a/serverless.yaml
+++ b/serverless.yaml
@@ -47,7 +47,7 @@ provider:
       !Join ['', ['https://', !Ref UserPoolDomain, !Sub '.auth.${AWS::Region}.amazoncognito.com/oauth2']]
     EXPORT_RESULTS_BUCKET: !Ref BulkExportResultsBucket
     EXPORT_RESULTS_SIGNER_ROLE_ARN: !GetAtt ExportResultsSignerRole.Arn
-    CUSTOM_USER_AGENT: 'AwsLabs/SO0128/2.4.0'
+    CUSTOM_USER_AGENT: 'AwsLabs/SO0128/2.5.0'
     VALIDATOR_LAMBDA_ALIAS:
       !If
         - isUsingHapiValidator