diff --git a/hapi-fhir-storage-cr/src/main/java/ca/uhn/fhir/cr/r4/IMeasureServiceFactory.java b/hapi-fhir-storage-cr/src/main/java/ca/uhn/fhir/cr/r4/IMeasureServiceFactory.java
index 70bc842ab1c..6e9c03f0c37 100644
--- a/hapi-fhir-storage-cr/src/main/java/ca/uhn/fhir/cr/r4/IMeasureServiceFactory.java
+++ b/hapi-fhir-storage-cr/src/main/java/ca/uhn/fhir/cr/r4/IMeasureServiceFactory.java
@@ -20,9 +20,9 @@
 package ca.uhn.fhir.cr.r4;
 
 import ca.uhn.fhir.rest.api.server.RequestDetails;
-import org.opencds.cqf.fhir.cr.measure.r4.R4MeasureService;
+import org.opencds.cqf.fhir.cr.measure.r4.R4MeasureEvaluatorSingle;
 
 @FunctionalInterface
 public interface IMeasureServiceFactory {
-	R4MeasureService create(RequestDetails theRequestDetails);
+	R4MeasureEvaluatorSingle create(RequestDetails theRequestDetails);
 }