diff --git a/src/main/resources/application.yaml b/src/main/resources/application.yaml
index 1ff811a..7be4423 100644
--- a/src/main/resources/application.yaml
+++ b/src/main/resources/application.yaml
@@ -31,6 +31,9 @@ spring:
   batch:
     job:
       enabled: false
+  main:
+#    TODO 5.6.0 -> Prevent duplicate bean definitions in the Spring batch config in HAPI: see:
+    allow-bean-definition-overriding: true
 hapi:
   fhir:
     ### This is the FHIR version. Choose between, DSTU2, DSTU3, R4 or R5