diff --git a/elodie/tests/files/with-location-inv.jpg b/elodie/tests/files/with-location-inv.jpg
new file mode 100644
index 0000000..2cada4a
Binary files /dev/null and b/elodie/tests/files/with-location-inv.jpg differ
diff --git a/elodie/tests/media/photo_test.py b/elodie/tests/media/photo_test.py
index 831254f..156a82d 100644
--- a/elodie/tests/media/photo_test.py
+++ b/elodie/tests/media/photo_test.py
@@ -65,12 +65,24 @@ def test_get_coordinate_latitude():
 
     assert coordinate == 37.3667027222, coordinate
 
+def test_get_coordinate_latitude_minus():
+    photo = Photo(helper.get_file('with-location-inv.jpg'))
+    coordinate = photo.get_coordinate('latitude')
+
+    assert coordinate == -37.3667027222, coordinate
+
 def test_get_coordinate_longitude():
     photo = Photo(helper.get_file('with-location.jpg'))
     coordinate = photo.get_coordinate('longitude')
 
     assert coordinate == -122.033383611, coordinate
 
+def test_get_coordinate_longitude_plus():
+    photo = Photo(helper.get_file('with-location-inv.jpg'))
+    coordinate = photo.get_coordinate('longitude')
+
+    assert coordinate == 122.033383611, coordinate
+
 def test_get_coordinates_without_exif():
     photo = Photo(helper.get_file('no-exif.jpg'))
     latitude = photo.get_coordinate('latitude')