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 ### High Performance Computing (HPC) Courses
 - [HPC0: Introduction to Linux](https://arctraining.github.io/rc-slides/linux101#/section) (lecture slides)
-- [HPC1: Introduction to High Performance Computing](https://arctraining.github.io/hpc1/welcome.html)
+- [HPC1: Introduction to High Performance Computing](https://arctraining.github.io/hpc1/index)
 - [HPC2: Installing and Managing Applications on the HPC](https://arctraining.github.io/hpc2-software/welcome.html)