diff --git a/bilby/gw/__init__.py b/bilby/gw/__init__.py
index 9b03b7599024fe7744e937a99f1bd97dca549bac..51796dcc50b5b122586285b213768b0ab00068ec 100644
--- a/bilby/gw/__init__.py
+++ b/bilby/gw/__init__.py
@@ -3,5 +3,5 @@ from . import (conversion, cosmology, detector, likelihood, prior,
 
 from .waveform_generator import WaveformGenerator
 from .likelihood import GravitationalWaveTransient
-
+from .detector import calibration
 
diff --git a/bilby/gw/detector/__init__.py b/bilby/gw/detector/__init__.py
index b1c6a461ab9336a966ac24b09d8a27388aeed4be..3497e384a6eec9d5960b095c09f320b5ed7a2d7b 100644
--- a/bilby/gw/detector/__init__.py
+++ b/bilby/gw/detector/__init__.py
@@ -1,9 +1,9 @@
 from bilby.gw import conversion
+from . import calibration
 from .interferometer import *
 from .networks import *
 from .psd import *
 from .strain_data import *
-from .calibration import *
 
 try:
     import lal
diff --git a/test/calibration_test.py b/test/calibration_test.py
index fb4ab22f24b873306487b871c660450a6b06c01c..48f0544a0e376e6be5acc1984466288f0739221b 100644
--- a/test/calibration_test.py
+++ b/test/calibration_test.py
@@ -1,4 +1,4 @@
-from bilby.gw.detector import calibration
+from bilby.gw import calibration
 import unittest
 import numpy as np