diff --git a/tools/BUCK b/tools/BUCK
index bcbede1777..08ced89546 100644
--- a/tools/BUCK
+++ b/tools/BUCK
@@ -14,7 +14,10 @@ python_binary(
 
 python_library(
   name = 'util',
-  srcs = ['util.py'],
+  srcs = [
+    'util.py',
+    '__init__.py'
+  ],
   visibility = ['PUBLIC'],
 )
 
diff --git a/tools/__init__.py b/tools/__init__.py
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/tools/maven/mvn.py b/tools/maven/mvn.py
index bdf5d01591..d4d39568c9 100644
--- a/tools/maven/mvn.py
+++ b/tools/maven/mvn.py
@@ -16,8 +16,9 @@
 from __future__ import print_function
 from optparse import OptionParser
 from os import path
+
 from sys import stderr
-from util import check_output
+from tools.util import check_output
 
 opts = OptionParser()
 opts.add_option('--repository', help='maven repository id')