diff --git a/modules/calib3d/src/five-point.cpp b/modules/calib3d/src/five-point.cpp
index b93541b88..3796627a0 100644
--- a/modules/calib3d/src/five-point.cpp
+++ b/modules/calib3d/src/five-point.cpp
@@ -537,12 +537,12 @@ int cv::recoverPose( InputArray E, InputArray _points1, InputArray _points2, Out
     // If _mask is given, then use it to filter outliers.
     if (!_mask.empty())
     {
-		Mat mask = _mask.getMat();         
+        Mat mask = _mask.getMat();
         CV_Assert(mask.size() == mask1.size()); 
-		bitwise_and(mask, mask1, mask1); 
-		bitwise_and(mask, mask2, mask2); 
-		bitwise_and(mask, mask3, mask3); 
-		bitwise_and(mask, mask4, mask4); 
+        bitwise_and(mask, mask1, mask1);
+        bitwise_and(mask, mask2, mask2);
+        bitwise_and(mask, mask3, mask3);
+        bitwise_and(mask, mask4, mask4);
     }
     if (_mask.empty() && _mask.needed())
     {