diff --git a/doc/opencv2refman.pdf b/doc/opencv2refman.pdf
index 284f2ac7f8..3181338be1 100644
Binary files a/doc/opencv2refman.pdf and b/doc/opencv2refman.pdf differ
diff --git a/doc/opencv_tutorials.pdf b/doc/opencv_tutorials.pdf
index 559c9da3ab..1aafd0a417 100644
Binary files a/doc/opencv_tutorials.pdf and b/doc/opencv_tutorials.pdf differ
diff --git a/doc/opencv_user.pdf b/doc/opencv_user.pdf
index 5f45f8f466..66cca7542d 100644
Binary files a/doc/opencv_user.pdf and b/doc/opencv_user.pdf differ