diff --git a/src/TulsiGenerator/Scripts/BUILD b/src/TulsiGenerator/Scripts/BUILD
index a742638..1bd8da4 100644
--- a/src/TulsiGenerator/Scripts/BUILD
+++ b/src/TulsiGenerator/Scripts/BUILD
@@ -18,6 +18,8 @@
 py_binary(
     name = "bazel_build_events",
     srcs = ["bazel_build_events.py"],
+    default_python_version = "PY3",
+    srcs_version = "PY2AND3",
 )
 
 py_test(
@@ -30,23 +32,31 @@
 py_binary(
     name = "symbol_cache_schema",
     srcs = ["symbol_cache_schema.py"],
+    default_python_version = "PY3",
+    srcs_version = "PY2AND3",
 )
 
 py_binary(
     name = "update_symbol_cache",
     srcs = ["update_symbol_cache.py"],
+    default_python_version = "PY3",
+    srcs_version = "PY2AND3",
     deps = [":symbol_cache_schema"],
 )
 
 py_binary(
     name = "clean_symbol_cache",
     srcs = ["clean_symbol_cache.py"],
+    default_python_version = "PY3",
+    srcs_version = "PY2AND3",
     deps = [":symbol_cache_schema"],
 )
 
 py_binary(
     name = "install_genfiles",
     srcs = ["install_genfiles.py"],
+    default_python_version = "PY3",
+    srcs_version = "PY2AND3",
 )
 
 py_test(
@@ -59,6 +69,8 @@
 py_binary(
     name = "bootstrap_lldbinit",
     srcs = ["bootstrap_lldbinit.py"],
+    default_python_version = "PY3",
+    srcs_version = "PY2AND3",
 )
 
 test_suite(
diff --git a/src/TulsiGenerator/Scripts/install_genfiles.py b/src/TulsiGenerator/Scripts/install_genfiles.py
index 78ff458..be66454 100755
--- a/src/TulsiGenerator/Scripts/install_genfiles.py
+++ b/src/TulsiGenerator/Scripts/install_genfiles.py
@@ -15,6 +15,7 @@
 
 """Symlinks files generated by Bazel into _tulsi-includes for indexing."""
 
+from __future__ import print_function
 import json
 import os
 import shutil
@@ -54,8 +55,7 @@
         output_data = json.load(open(file_path))
         self.InstallForData(output_data)
       except (ValueError, IOError) as e:
-        print('Failed to load output data file "%s". %s'
-              % (file_path, e))
+        print('Failed to load output data file "%s". %s' % (file_path, e))
 
   def InstallForData(self, output_data):
     """Symlinks generated sources present in the output_data."""