diff --git a/org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/type/ConceptMapValidator.java b/org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/type/ConceptMapValidator.java
index 9e5e4a3d1..5665e0b7e 100644
--- a/org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/type/ConceptMapValidator.java
+++ b/org.hl7.fhir.validation/src/main/java/org/hl7/fhir/validation/instance/type/ConceptMapValidator.java
@@ -329,7 +329,7 @@ public class ConceptMapValidator  extends BaseValidator {
             }
           }
         } else {
-          ok = (ctxt.source.cs.getContent() != CodeSystemContentMode.COMPLETE) & ok;
+          ok = (ctxt.target.cs.getContent() != CodeSystemContentMode.COMPLETE) & ok;
         }
       } else {
         addToBatch(code, cstack, ctxt.target, ctxt.targetScope);