diff --git a/python/run-tests b/python/run-tests
index f235e7b80d646..f9ca26467f17e 100755
--- a/python/run-tests
+++ b/python/run-tests
@@ -136,11 +136,11 @@ fi
 echo "Testing with Python version:"
 $PYSPARK_PYTHON --version
 
-#run_core_tests
+run_core_tests
 run_sql_tests
-#run_mllib_tests
-#run_ml_tests
-#run_streaming_tests
+run_mllib_tests
+run_ml_tests
+run_streaming_tests
 
 # Try to test with Python 3
 if [ $(which python3.4) ]; then