diff --git a/li.strolch.service/src/main/java/li/strolch/service/StringArgument.java b/li.strolch.service/src/main/java/li/strolch/service/StringArgument.java
new file mode 100644
index 000000000..787557e8b
--- /dev/null
+++ b/li.strolch.service/src/main/java/li/strolch/service/StringArgument.java
@@ -0,0 +1,7 @@
+package li.strolch.service;
+
+import li.strolch.service.api.ServiceArgument;
+
+public class StringArgument extends ServiceArgument {
+	public String value;
+}