diff --git a/BauSystem_Main/src/de/steamwar/bausystem/features/script/command/string/Substring.java b/BauSystem_Main/src/de/steamwar/bausystem/features/script/command/string/Substring.java
index 74202855..8624cae1 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/features/script/command/string/Substring.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/features/script/command/string/Substring.java
@@ -80,7 +80,7 @@ public class Substring implements SpecialCommand {
             } else {
                 result = new Value.StringValue(v1.asString().substring((int) v2.asLong()));
             }
-        } catch (ArrayIndexOutOfBoundsException e) {
+        } catch (ArrayIndexOutOfBoundsException | StringIndexOutOfBoundsException e) {
             result = new Value.StringValue("");
         }
         scriptExecutor.getLocalVariables().putValue(resultName, result);