diff --git a/camera_calibration/doc/api.rst b/camera_calibration/doc/api.rst
index b898197c5..d998cc7e6 100644
--- a/camera_calibration/doc/api.rst
+++ b/camera_calibration/doc/api.rst
@@ -1,8 +1,8 @@
 API Documentation
 =================
 
-.. autoclass:: camera_calibration.calibrator.MonoCalibrator
+.. autoclass:: camera_calibration.mono_calibrator.MonoCalibrator
     :members:
 
-.. autoclass:: camera_calibration.calibrator.StereoCalibrator
+.. autoclass:: camera_calibration.stereo_calibrator.StereoCalibrator
     :members: