diff --git a/NdefMessage.cpp b/NdefMessage.cpp
index 7b79e66..0b85061 100644
--- a/NdefMessage.cpp
+++ b/NdefMessage.cpp
@@ -37,9 +37,9 @@ NdefMessage::NdefMessage(const byte * data, const int numBytes)
         int typeLength = data[index];
 
         uint32_t payloadLength = 0;
+        index++;
         if (sr)
         {
-            index++;
             payloadLength = data[index];
         }
         else
@@ -49,7 +49,7 @@ NdefMessage::NdefMessage(const byte * data, const int numBytes)
                 | (static_cast<uint32_t>(data[index+1]) << 16)
                 | (static_cast<uint32_t>(data[index+2]) << 8)
                 |  static_cast<uint32_t>(data[index+3]);
-            index += 4;
+            index += 3;
         }
 
         int idLength = 0;