diff --git a/src/main/java/ch/eitchnet/utils/helper/StringHelper.java b/src/main/java/ch/eitchnet/utils/helper/StringHelper.java
index a7eca17de..45849de3c 100644
--- a/src/main/java/ch/eitchnet/utils/helper/StringHelper.java
+++ b/src/main/java/ch/eitchnet/utils/helper/StringHelper.java
@@ -35,6 +35,7 @@ public class StringHelper {
 	public static final String EMPTY = ""; //$NON-NLS-1$
 	public static final String SPACE = " "; //$NON-NLS-1$
 	public static final String NULL = "null"; //$NON-NLS-1$
+	public static final String DASH = "dash"; //$NON-NLS-1$
 
 	private static final Logger logger = LoggerFactory.getLogger(StringHelper.class);