diff --git a/BauSystem_15/src/de/steamwar/bausystem/world/TNTTracer_15.java b/BauSystem_15/src/de/steamwar/bausystem/world/TNTTracer_15.java
index 945bba3..8d21e7d 100644
--- a/BauSystem_15/src/de/steamwar/bausystem/world/TNTTracer_15.java
+++ b/BauSystem_15/src/de/steamwar/bausystem/world/TNTTracer_15.java
@@ -14,7 +14,7 @@ class TNTTracer_15 {
 
     static void remove(Map<TNTPrimed, LinkedList<Location>> locations, TNTPrimed tnt){
         Material material = tnt.getLocation().getBlock().getType();
-        if(material == Material.WATER)
+        if(material == Material.RED_STAINED_GLASS)
             locations.remove(tnt);
     }