diff --git a/BauSystem_Main/src/de/steamwar/bausystem/features/script/expression/operator/math/DivideOperator.java b/BauSystem_Main/src/de/steamwar/bausystem/features/script/expression/operator/math/DivideOperator.java
index 679c69de..a4ab1c8c 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/features/script/expression/operator/math/DivideOperator.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/features/script/expression/operator/math/DivideOperator.java
@@ -41,6 +41,9 @@ public class DivideOperator implements Operator {
         if (is(value, Value.StringValue.class, Value.BooleanValue.class) || is(value2, Value.StringValue.class, Value.BooleanValue.class)) {
             throw new IllegalArgumentException("SCRIPT_COMMAND_ARITHMETIC_DIV_ERROR");
         }
+        if (value2.asDouble() == 0) {
+            return new Value.DoubleValue(Double.NaN);
+        }
         return new Value.DoubleValue(value.asDouble() / value2.asDouble());
     }
 }