diff --git a/docs/python_api/examples/renderdoc/decode_mesh.rst b/docs/python_api/examples/renderdoc/decode_mesh.rst
index 4f13dd6af..0061a0104 100644
--- a/docs/python_api/examples/renderdoc/decode_mesh.rst
+++ b/docs/python_api/examples/renderdoc/decode_mesh.rst
@@ -116,11 +116,11 @@ For normalised formats - :py:attr:`~renderdoc.CompType.UNorm` and :py:attr:`~ren
         # If the format needs post-processing such as normalisation, do that now
         if fmt.compType == rd.CompType.UNorm:
             divisor = float((1 << fmt.compByteWidth) - 1)
-            value = tuple(float(value[i]) / divisor for i in value)
+            value = tuple(float(i) / divisor for i in value)
         elif fmt.compType == rd.CompType.SNorm:
             maxNeg = -(1 << (fmt.compByteWidth - 1))
             divisor = float(-(maxNeg-1))
-            value = tuple((float(value[i]) if (value[i] == maxNeg) else (float(value[i]) / divisor)) for i in value)
+            value = tuple((float(i) if (i == maxNeg) else (float(i) / divisor)) for i in value)
 
         # If the format is BGRA, swap the two components
         if fmt.BGRAOrder():