diff --git a/wrapping/itkTileMergeImageFilter.wrap b/wrapping/itkTileMergeImageFilter.wrap
index 183a791..63592c8 100644
--- a/wrapping/itkTileMergeImageFilter.wrap
+++ b/wrapping/itkTileMergeImageFilter.wrap
@@ -9,7 +9,7 @@ itk_wrap_class("itk::TileMergeImageFilter" POINTER)
     endif()
     foreach(d ${ITK_WRAP_IMAGE_DIMS})
       foreach(t ${WRAP_ITK_SCALAR})
-        itk_wrap_template("${ITKM_I${t}${d}}${abbr}" "${ITKT_I${t}${d}}, double, ${iif}")
+        itk_wrap_template("${ITKM_I${t}${d}}${abbr}" "${ITKT_I${t}${d}}, double, itk::${iif}")
       endforeach()
       foreach(t ${WRAP_ITK_RGB})
         itk_wrap_template("${ITKM_I${t}${d}}${abbr}" "${ITKT_I${t}${d}}, itk::RGBPixel<float>, ${iif}")