diff --git a/li.strolch.service/src/test/java/li/strolch/execution/StartActivityExecutionServiceTest.java b/li.strolch.service/src/test/java/li/strolch/execution/StartActivityExecutionServiceTest.java
index 6ebd30acf..853dc7e54 100644
--- a/li.strolch.service/src/test/java/li/strolch/execution/StartActivityExecutionServiceTest.java
+++ b/li.strolch.service/src/test/java/li/strolch/execution/StartActivityExecutionServiceTest.java
@@ -45,7 +45,7 @@ public class StartActivityExecutionServiceTest extends RuntimeMock {
 		arg.realm = "execution";
 		arg.locator = activityLoc;
 
-		doService(cert, svc, arg);
+		doServiceAssertResult(cert, svc, arg);
 
 		try (StrolchTransaction tx = getRealm("execution").openTx(cert, StartActivityExecutionServiceTest.class)) {
 			Action action = tx.findElement(activityLoc.append("produce"));
@@ -72,7 +72,7 @@ public class StartActivityExecutionServiceTest extends RuntimeMock {
 		arg.realm = "execution";
 		arg.locator = activityLoc;
 
-		doService(cert, svc, arg);
+		doServiceAssertResult(cert, svc, arg);
 
 		try (StrolchTransaction tx = getRealm("execution").openTx(cert, StartActivityExecutionServiceTest.class)) {
 			Action action;
@@ -148,7 +148,7 @@ public class StartActivityExecutionServiceTest extends RuntimeMock {
 		arg.realm = "execution";
 		arg.locator = activityLoc;
 
-		doService(cert, svc, arg);
+		doServiceAssertResult(cert, svc, arg);
 
 		try (StrolchTransaction tx = getRealm("execution").openTx(cert, StartActivityExecutionServiceTest.class)) {
 			Action action;
@@ -187,7 +187,7 @@ public class StartActivityExecutionServiceTest extends RuntimeMock {
 		arg.realm = "execution";
 		arg.locator = activityLoc;
 
-		doService(cert, svc, arg);
+		doServiceAssertResult(cert, svc, arg);
 
 		Thread.sleep(1000L);
 
diff --git a/li.strolch.testbase/src/main/java/li/strolch/testbase/runtime/RuntimeMock.java b/li.strolch.testbase/src/main/java/li/strolch/testbase/runtime/RuntimeMock.java
index 783bbfd93..3beb3b1c4 100644
--- a/li.strolch.testbase/src/main/java/li/strolch/testbase/runtime/RuntimeMock.java
+++ b/li.strolch.testbase/src/main/java/li/strolch/testbase/runtime/RuntimeMock.java
@@ -175,6 +175,12 @@ public class RuntimeMock {
 	public <T extends ServiceArgument, U extends ServiceResult> U doService(Certificate certificate,
 			Service<T, U> service, T argument) {
 		U result = getServiceHandler().doService(certificate, service, argument);
+		return result;
+	}
+
+	public <T extends ServiceArgument, U extends ServiceResult> U doServiceAssertResult(Certificate certificate,
+			Service<T, U> service, T argument) {
+		U result = getServiceHandler().doService(certificate, service, argument);
 		assertServiceResult(ServiceResultState.SUCCESS, result);
 		return result;
 	}