diff --git a/net/FlatBuffers/FlatBufferBuilder.cs b/net/FlatBuffers/FlatBufferBuilder.cs
index 3932f4bc318..af0e896eb9b 100644
--- a/net/FlatBuffers/FlatBufferBuilder.cs
+++ b/net/FlatBuffers/FlatBufferBuilder.cs
@@ -438,8 +438,7 @@ public void AddOffset(int off)
             if (off > Offset)
                 throw new ArgumentException();
 
-            if (off != 0)
-                off = Offset - off + sizeof(int);
+            off = Offset - off + sizeof(int);
             PutInt(off);
         }
 
diff --git a/net/FlatBuffers/Table.cs b/net/FlatBuffers/Table.cs
index d6d9d09fb4c..348d4c97d9b 100644
--- a/net/FlatBuffers/Table.cs
+++ b/net/FlatBuffers/Table.cs
@@ -65,11 +65,7 @@ public static int __indirect(int offset, ByteBuffer bb)
         // Create a .NET String from UTF-8 data stored inside the flatbuffer.
         public string __string(int offset)
         {
-            int stringOffset = bb.GetInt(offset);
-            if (stringOffset == 0)
-                return null;
-
-            offset += stringOffset;
+            offset += bb.GetInt(offset);
             var len = bb.GetInt(offset);
             var startPos = offset + sizeof(int);
             return bb.GetStringUTF8(startPos, len);