diff --git a/README.Rmd b/README.Rmd
index cd33b0d..ae0eb0c 100644
--- a/README.Rmd
+++ b/README.Rmd
@@ -37,10 +37,10 @@ Once you've downloaded this lesson, open the `.Rproj` file to get started.
 Use the `sotmus-r-complete.Rmd` notebook as a guide to fill out the `sotmus-r.Rmd` lesson notebook.
 
 ## Contents
-- [`code`](): Raw R code generated from notebooks
-- [`data`](): Intermediate R data objects (to be used in case of bad Internet connection)
-- [`notebooks`](): R Markdown notebooks with R code, produced during workshop. Includes empty notebook and filled-out notebook. 
-- [`slides`](): Intro slides (there are only 2 because I worked live in the `sotmus-r.Rmd` notebook)
+- [`code`](https://github.com/angela-li/sotmus-r/tree/master/code): Raw R code generated from notebooks
+- [`data`](https://github.com/angela-li/sotmus-r/tree/master/data): Intermediate R data objects (to be used in case of bad Internet connection)
+- [`notebooks`](https://github.com/angela-li/sotmus-r/tree/master/notebooks): R Markdown notebooks with R code, produced during workshop. Includes empty notebook (`sotmus-r.html`) and filled-out notebook (`sotmus-r-complete.html`). 
+- [`slides`](https://github.com/angela-li/sotmus-r/tree/master/slides): Intro slides (there are only 2 because I worked live in the `sotmus-r.Rmd` notebook)
 
 ## Troubleshooting
 If you're running into issues with RTools (mostly Windows users), check out this [solution on Github](https://github.com/r-lib/devtools/issues/1772#issuecomment-393669488).
diff --git a/README.md b/README.md
index 1e81c95..da16580 100644
--- a/README.md
+++ b/README.md
@@ -41,10 +41,10 @@ Use the `sotmus-r-complete.Rmd` notebook as a guide to fill out the `sotmus-r.Rm
 Contents
 --------
 
--   [`code`](): Raw R code generated from notebooks
--   [`data`](): Intermediate R data objects (to be used in case of bad Internet connection)
--   [`notebooks`](): R Markdown notebooks with R code, produced during workshop. Includes empty notebook and filled-out notebook.
--   [`slides`](): Intro slides (there are only 2 because I worked live in the `sotmus-r.Rmd` notebook)
+-   [`code`](https://github.com/angela-li/sotmus-r/tree/master/code): Raw R code generated from notebooks
+-   [`data`](https://github.com/angela-li/sotmus-r/tree/master/data): Intermediate R data objects (to be used in case of bad Internet connection)
+-   [`notebooks`](https://github.com/angela-li/sotmus-r/tree/master/notebooks): R Markdown notebooks with R code, produced during workshop. Includes empty notebook (`sotmus-r.html`) and filled-out notebook (`sotmus-r-complete.html`).
+-   [`slides`](https://github.com/angela-li/sotmus-r/tree/master/slides): Intro slides (there are only 2 because I worked live in the `sotmus-r.Rmd` notebook)
 
 Troubleshooting
 ---------------