diff --git a/hamming.py b/hamming.py
index 4056083..def439f 100755
--- a/hamming.py
+++ b/hamming.py
@@ -51,16 +51,16 @@ def dec_hamming_15113(_data):
     if n == 0x04: _data[13] = not _data[13]; return (_data, True)
     if n == 0x08: _data[14] = not _data[14]; return (_data, True)
     
-    if n == 0x0f: _data[0]  = not _data[0];  return (_data, True)
-    if n == 0x07: _data[1]  = not _data[1];  return (_data, True)
-    if n == 0x0b: _data[2]  = not _data[2];  return (_data, True)
-    if n == 0x03: _data[3]  = not _data[3];  return (_data, True)
-    if n == 0x0d: _data[4]  = not _data[4];  return (_data, True)
+    if n == 0x09: _data[0]  = not _data[0];  return (_data, True)
+    if n == 0x0b: _data[1]  = not _data[1];  return (_data, True)
+    if n == 0x0f: _data[2]  = not _data[2];  return (_data, True)
+    if n == 0x07: _data[3]  = not _data[3];  return (_data, True)
+    if n == 0x0e: _data[4]  = not _data[4];  return (_data, True)
     if n == 0x05: _data[5]  = not _data[5];  return (_data, True)
-    if n == 0x09: _data[6]  = not _data[6];  return (_data, True)
-    if n == 0x0e: _data[7]  = not _data[7];  return (_data, True)
-    if n == 0x06: _data[8]  = not _data[8];  return (_data, True)
-    if n == 0x0a: _data[9]  = not _data[9];  return (_data, True)
+    if n == 0x0a: _data[6]  = not _data[6];  return (_data, True)
+    if n == 0x0d: _data[7]  = not _data[7];  return (_data, True)
+    if n == 0x03: _data[8]  = not _data[8];  return (_data, True)
+    if n == 0x06: _data[9]  = not _data[9];  return (_data, True)
     if n == 0x0c: _data[10] = not _data[10]; return (_data, True)
     
     return (_data, False)