diff --git a/samples/cpp/tutorial_code/calib3d/camera_calibration/camera_calibration.cpp b/samples/cpp/tutorial_code/calib3d/camera_calibration/camera_calibration.cpp
index 249e45fd2b..35247817a2 100644
--- a/samples/cpp/tutorial_code/calib3d/camera_calibration/camera_calibration.cpp
+++ b/samples/cpp/tutorial_code/calib3d/camera_calibration/camera_calibration.cpp
@@ -143,10 +143,11 @@ public:
         if (useFisheye) {
             // the fisheye model has its own enum, so overwrite the flags
             flag = fisheye::CALIB_FIX_SKEW | fisheye::CALIB_RECOMPUTE_EXTRINSIC;
-            if(fixK1)                  flag |= fisheye::CALIB_FIX_K1;
-            if(fixK2)                  flag |= fisheye::CALIB_FIX_K2;
-            if(fixK3)                  flag |= fisheye::CALIB_FIX_K3;
-            if(fixK4)                  flag |= fisheye::CALIB_FIX_K4;
+            if(fixK1)                   flag |= fisheye::CALIB_FIX_K1;
+            if(fixK2)                   flag |= fisheye::CALIB_FIX_K2;
+            if(fixK3)                   flag |= fisheye::CALIB_FIX_K3;
+            if(fixK4)                   flag |= fisheye::CALIB_FIX_K4;
+            if (calibFixPrincipalPoint) flag |= fisheye::CALIB_FIX_PRINCIPAL_POINT;
         }
 
         calibrationPattern = NOT_EXISTING;