diff --git a/Assets/Scripts/MMTServer/CommunicationProtocoll/MMTConstants.cs b/Assets/Scripts/MMTServer/CommunicationProtocoll/MMTConstants.cs
index 8a5ab7194e52b1d91d183e2192d5efcc1fcb945d..1b826f8f460dbb9f1857fb361f78e6cb5bc31769 100644
--- a/Assets/Scripts/MMTServer/CommunicationProtocoll/MMTConstants.cs
+++ b/Assets/Scripts/MMTServer/CommunicationProtocoll/MMTConstants.cs
@@ -48,8 +48,8 @@ public static class MMTConstants
         public static readonly string TriangleType = "http://mathhub.info/MitM/core/geometry?Geometry/Triangles?triangle";
         public static readonly string TriangleScroll = "http://mathhub.info/FrameIT/frameworld?TriangleScroll";
 
-        public static readonly string PrismCons = "http://mathhub.info/FrameIT/frameworld?prismType?prismCons";
-        public static readonly string PrismType = "http://mathhub.info/FrameIT/frameworld?RectangleType?prismType";
+        public static readonly string PrismCons = "http://mathhub.info/FrameIT/frameworld?PrismType?prismCons";
+        public static readonly string PrismType = "http://mathhub.info/FrameIT/frameworld?PrismType?prismType";
         public static readonly string PrismScroll = "http://mathhub.info/FrameIT/frameworld?PrismScroll";
 
         public static readonly string CuboidCons = "http://mathhub.info/FrameIT/frameworld?CuboidType?cuboidCons";
diff --git a/Assets/Scripts/MeshGenerator/TriangluarPrismGenerator.cs b/Assets/Scripts/MeshGenerator/TriangluarPrismGenerator.cs
index 0e2edd06734c484201b6ac834b457a0c2fd8a3a5..c1d2db2d43cbf76636da529b315f8ea37562fdf3 100644
--- a/Assets/Scripts/MeshGenerator/TriangluarPrismGenerator.cs
+++ b/Assets/Scripts/MeshGenerator/TriangluarPrismGenerator.cs
@@ -62,7 +62,7 @@ public static (Vector3[], int[]) CreateTriangluarPrism(float triangle_ab, float
     {
         Vector3[] bottom_edge = GetTrianglePoints(triangle_ab, triangle_height, triangle_c);
         Vector3[] bottom_vertices =
-            new Vector3[] { offset }
+            new Vector3[] { }
             .AppendRange(bottom_edge)
             .Append(bottom_edge[0])
             .ToArray();
@@ -70,7 +70,7 @@ public static (Vector3[], int[]) CreateTriangluarPrism(float triangle_ab, float
 
         Vector3[] top_edge = GetTrianglePoints(triangle_ab, triangle_height, triangle_c, new Vector3(0, 0, -prism_height));
         Vector3[] top_vertices =
-            new Vector3[] { offset }
+            new Vector3[] { }
             .AppendRange(top_edge)
             .Append(top_edge[0])
             .ToArray();