diff --git a/modules/core/include/opencv2/core/affine.hpp b/modules/core/include/opencv2/core/affine.hpp
index 3b527cd22..2bce5b989 100644
--- a/modules/core/include/opencv2/core/affine.hpp
+++ b/modules/core/include/opencv2/core/affine.hpp
@@ -110,7 +110,7 @@ namespace cv
         //! a.rotate(R) is equivalent to Affine(R, 0) * a;
         Affine3 rotate(const Mat3& R) const;
 
-        //! a.rotate(R) is equivalent to Affine(rvec, 0) * a;
+        //! a.rotate(rvec) is equivalent to Affine(rvec, 0) * a;
         Affine3 rotate(const Vec3& rvec) const;
 
         //! a.translate(t) is equivalent to Affine(E, t) * a;