diff --git a/ci/docker/runtime_functions.sh b/ci/docker/runtime_functions.sh
index f571a54e4c29..7ac8b0297990 100755
--- a/ci/docker/runtime_functions.sh
+++ b/ci/docker/runtime_functions.sh
@@ -628,9 +628,6 @@ build_ubuntu_gpu_cmake_mkldnn() {
         /work/mxnet
 
     ninja -v
-    # libmkldnn.so.0 is a link file. We need an actual binary file named libmkldnn.so.0.
-#    cp 3rdparty/mkldnn/src/libmkldnn.so.0 3rdparty/mkldnn/src/libmkldnn.so.0.tmp
-#    mv 3rdparty/mkldnn/src/libmkldnn.so.0.tmp 3rdparty/mkldnn/src/libmkldnn.so.0
 }
 
 build_ubuntu_gpu_cmake() {