diff --git a/src/caffe/util/io.cpp b/src/caffe/util/io.cpp
index ad835e35d66..4a22e18725d 100644
--- a/src/caffe/util/io.cpp
+++ b/src/caffe/util/io.cpp
@@ -78,7 +78,7 @@ bool ReadImageToDatum(const string& filename, const int label,
     return false;
   }
   if (height > 0 && width > 0) {
-    cv::resize(cv_img_origin, cv_img, cv::Size(height, width));
+    cv::resize(cv_img_origin, cv_img, cv::Size(width, height));
   } else {
     cv_img = cv_img_origin;
   }