diff --git a/examples/cpp/Sample-Transformation/Transformation.cpp b/examples/cpp/Sample-Transformation/Transformation.cpp
index 126e279d..d9539bb7 100644
--- a/examples/cpp/Sample-Transformation/Transformation.cpp
+++ b/examples/cpp/Sample-Transformation/Transformation.cpp
@@ -92,7 +92,7 @@ int depthPointCloudTransformation(std::shared_ptr<ob::Device> device, int case_n
     uint32_t pointcloudSize = depthWidth * depthHeight * sizeof(OBPoint3f);
     uint8_t *pointcloudData = new uint8_t[pointcloudSize];
 
-    uint32_t   tableSize = depthWidth * depthHeight * 2 * sizeof(float);
+    uint32_t   tableSize = depthWidth * depthHeight * 2;
     float *    data      = new float[tableSize];
     OBXYTables xyTables;
     if(!ob::CoordinateTransformHelper::transformationInitXYTables(param, OB_SENSOR_DEPTH, data, &tableSize, &xyTables)) {
@@ -290,7 +290,7 @@ int RGBPointCloudTransformation(std::shared_ptr<ob::Device> device) {
     auto     param       = pipeline->getCalibrationParam(config);
     uint32_t colorWidth  = colorProfile->width();
     uint32_t colorHeight = colorProfile->height();
-    uint32_t tableSize   = colorWidth * colorHeight * 2 * sizeof(float);
+    uint32_t tableSize   = colorWidth * colorHeight * 2;
     float *  data        = new float[tableSize];
 
     uint32_t pointcloudSize = colorWidth * colorHeight * sizeof(OBColorPoint);