diff --git a/camera_calibration/src/camera_calibration/camera_calibrator.py b/camera_calibration/src/camera_calibration/camera_calibrator.py
index ab30b2405..e5f68ae4b 100755
--- a/camera_calibration/src/camera_calibration/camera_calibrator.py
+++ b/camera_calibration/src/camera_calibration/camera_calibrator.py
@@ -42,7 +42,7 @@
 import sensor_msgs.srv
 import threading
 import time
-from camera_calibration.calibrator import MonoCalibrator, StereoCalibrator, ChessboardInfo, Patterns
+from camera_calibration.calibrator import MonoCalibrator, StereoCalibrator, ChessboardInfo, Patterns, CAMERA_MODEL
 from collections import deque
 from message_filters import ApproximateTimeSynchronizer
 from std_msgs.msg import String