diff --git a/nd2reader/__init__.py b/nd2reader/__init__.py
index 92281c7..a01b3b6 100644
--- a/nd2reader/__init__.py
+++ b/nd2reader/__init__.py
@@ -9,8 +9,9 @@ from nd2reader.reader import Nd2FileReader
 chunk = namedtuple('Chunk', ['location', 'length'])
 field_of_view = namedtuple('FOV', ['number', 'x', 'y', 'z', 'pfs_offset'])
 
+print(__name__)
 log = logging.getLogger(__name__)
-log.setLevel(logging.DEBUG)
+log.setLevel(logging.WARN)
 
 
 class Nd2(Nd2FileReader):
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..296d654
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1 @@
+numpy
\ No newline at end of file
diff --git a/setup.py b/setup.py
index b7acbd1..93db35b 100644
--- a/setup.py
+++ b/setup.py
@@ -7,4 +7,4 @@ setup(
     install_requires=[
         'numpy',
     ],
-)
+)
\ No newline at end of file