diff --git a/courses/free-courses-en.md b/courses/free-courses-en.md
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--- a/courses/free-courses-en.md
+++ b/courses/free-courses-en.md
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 * [MATLAB Onramp](https://matlabacademy.mathworks.com/details/matlab-onramp/gettingstarted) - Renee Bach
 * [MATLAB Programming for Numerical Computation NPTEL](https://www.youtube.com/playlist?list=PLRWKj4sFG7-6_Xr9yqg6SMr_F80KdFVhN) - Niket Kaisare NPTEL
 * [MATLAB Programming Techniques](https://matlabacademy.mathworks.com/details/matlab-programming-techniques/mlpr) - Matt Tearle
-* [MIT 18.S997 Introduction to MATLAB Programming](http://ocw.mit.edu/courses/mathematics/18-s997-introduction-to-matlab-programming-fall-2011/)
+* [MIT 18.S997 Introduction to MATLAB Programming](http://ocw.mit.edu/courses/mathematics/18-s997-introduction-to-matlab-programming-fall-2011/) - MIT OpenCourseWare
 
 
 #### Simulink