diff --git a/src/main/java/de/dhbwstuttgart/bytecode/signature/Signature.java b/src/main/java/de/dhbwstuttgart/bytecode/signature/Signature.java
index 90c4ed20..47254170 100644
--- a/src/main/java/de/dhbwstuttgart/bytecode/signature/Signature.java
+++ b/src/main/java/de/dhbwstuttgart/bytecode/signature/Signature.java
@@ -370,4 +370,10 @@ public class Signature {
 		}
 	}
 
+	@Override
+	public String toString() {
+		if(sw == null)
+			return super.toString();
+		return sw.toString();
+	}
 }