diff --git a/li.strolch.service/src/main/java/li/strolch/service/StringListArgument.java b/li.strolch.service/src/main/java/li/strolch/service/StringListArgument.java
new file mode 100644
index 000000000..ef81e5fc8
--- /dev/null
+++ b/li.strolch.service/src/main/java/li/strolch/service/StringListArgument.java
@@ -0,0 +1,10 @@
+package li.strolch.service;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import li.strolch.service.api.ServiceArgument;
+
+public class StringListArgument extends ServiceArgument {
+	public List<String> list = new ArrayList<>();
+}