diff --git a/modules/core/doc/basic_structures.rst b/modules/core/doc/basic_structures.rst
index a3f7f92b65..16d7e500a8 100644
--- a/modules/core/doc/basic_structures.rst
+++ b/modules/core/doc/basic_structures.rst
@@ -1292,7 +1292,7 @@ The method makes a new header for the specified row span of the matrix. Similarl
 
 Mat::colRange
 -------------
-Creates a matrix header for the specified row span.
+Creates a matrix header for the specified column span.
 
 .. ocv:function:: Mat Mat::colRange(int startcol, int endcol) const