diff --git a/ci/jenkins/Jenkins_steps.groovy b/ci/jenkins/Jenkins_steps.groovy
index 1d62d0a07584..668d2f7c7dca 100644
--- a/ci/jenkins/Jenkins_steps.groovy
+++ b/ci/jenkins/Jenkins_steps.groovy
@@ -112,8 +112,7 @@ def compile_unix_cpu_openblas() {
           timeout(time: max_time, unit: 'MINUTES') {
             utils.init_git()
             utils.docker_run('ubuntu_cpu', 'build_ubuntu_cpu_openblas', false)
-            // utils.pack_lib('cpu', mx_lib_cython, true)
-            utils.pack_lib('cpu', mx_lib, true)
+            utils.pack_lib('cpu', mx_lib_cython, true)
           }
         }
       }
@@ -267,8 +266,7 @@ def compile_unix_cmake_gpu() {
           timeout(time: max_time, unit: 'MINUTES') {
             utils.init_git()
             utils.docker_run('ubuntu_gpu_cu100', 'build_ubuntu_gpu_cmake', false)
-            // utils.pack_lib('cmake_gpu', mx_cmake_lib_cython, true)
-            utils.pack_lib('cmake_gpu', mx_cmake_lib, true)
+            utils.pack_lib('cmake_gpu', mx_cmake_lib_cython, true)
           }
         }
       }
@@ -645,10 +643,8 @@ def test_unix_python2_cpu() {
       node(NODE_LINUX_CPU) {
         ws('workspace/ut-python2-cpu') {
           try {
-            // utils.unpack_and_init('cpu', mx_lib_cython, true)
-            // python2_ut_cython('ubuntu_cpu')
-            utils.unpack_and_init('cpu', mx_lib, true)
-            python2_ut('ubuntu_cpu')
+            utils.unpack_and_init('cpu', mx_lib_cython, true)
+            python2_ut_cython('ubuntu_cpu')
             utils.publish_test_coverage()
           } finally {
             utils.collect_test_results_unix('nosetests_unittest.xml', 'nosetests_python2_cpu_unittest.xml')
@@ -749,10 +745,8 @@ def test_unix_python3_gpu() {
       node(NODE_LINUX_GPU) {
         ws('workspace/ut-python3-gpu') {
           try {
-            // utils.unpack_and_init('gpu', mx_lib_cython, true)
-            // python3_gpu_ut_cython('ubuntu_gpu_cu100')
-            utils.unpack_and_init('gpu', mx_lib, true)
-            python3_gpu_ut('ubuntu_gpu_cu100')
+            utils.unpack_and_init('gpu', mx_lib_cython, true)
+            python3_gpu_ut_cython('ubuntu_gpu_cu100')
             utils.publish_test_coverage()
           } finally {
             utils.collect_test_results_unix('nosetests_gpu.xml', 'nosetests_python3_gpu.xml')
diff --git a/ci/jenkins/Jenkinsfile_unix_cpu b/ci/jenkins/Jenkinsfile_unix_cpu
index c3a1481f5ec5..fa0942988d9c 100644
--- a/ci/jenkins/Jenkinsfile_unix_cpu
+++ b/ci/jenkins/Jenkinsfile_unix_cpu
@@ -52,8 +52,8 @@ core_logic: {
     custom_steps.test_unix_python3_mkldnn_mkl_cpu(),
     custom_steps.test_unix_scala_cpu(),
     custom_steps.test_unix_scala_mkldnn_cpu(),
-    // custom_steps.test_unix_clojure_cpu(),
-    // custom_steps.test_unix_clojure_integration_cpu(),
+    custom_steps.test_unix_clojure_cpu(),
+    custom_steps.test_unix_clojure_integration_cpu(),
     custom_steps.test_unix_perl_cpu(),
     custom_steps.test_unix_r_cpu(),
     custom_steps.test_unix_r_mkldnn_cpu(),