diff --git a/README.md b/README.md
index 20729387..c198b986 100644
--- a/README.md
+++ b/README.md
@@ -72,7 +72,7 @@ The build and test script for this track lives at `bin/build.sh`, and uses npx,
 
 TODO: link to the step-by-step guide instead here.
 
-Version 3 of Exercism introduced Concepts and Concept Exercises, which are a completely new thing. There is a [dependency diagram](https://mermaid-js.github.io/mermaid-live-editor/#/edit/eyJjb2RlIjoiZ3JhcGggTFJcbiAgQmFzaWNzW01pbmltYWwgY29tcGlsYWJsZSBmaWxlXSAtLT4gSW5kZXBlbmRlbnRzW0ltcG9ydCwgRXhwb3NpbmcsIEZ1bmN0aW9ucywgRmxvYXQsIEludCwgVHlwZSBBbm5vdGF0aW9uc10gLS0-IE1hdGhlbWF0aWNhbC1PcGVyYXRvcnNcbiAgSW5kZXBlbmRlbnRzIC0tPiBNYXRoZW1hdGljYWwtT3BlcmF0b3JzXG4gIEluZGVwZW5kZW50cyAtLT4gTWF0aGVtYXRpY2FsLUZ1bmN0aW9uc1xuICBJbmRlcGVuZGVudHMgLS0-IExldC1FeHByZXNzaW9uc1xuICBJbmRlcGVuZGVudHMgLS0-IEVxdWFsaXR5XG4gIEVxdWFsaXR5IC0tPiBPcmRlcmluZ1xuICBPcmRlcmluZyAtLT4gQ29tcGFyaXNvbnNcbiAgSW5kZXBlbmRlbnRzIC0tPiBTdHJpbmdcbiAgU3RyaW5nIC0tPiBSZWdleFxuICBJbmRlcGVuZGVudHMgLS0-IENoYXJcbiAgSW5kZXBlbmRlbnRzIC0tPiBMaXN0XG4gIExpc3QgLS0-IExpc3QtRXh0cmFcbiAgSW5kZXBlbmRlbnRzIC0tPiBEaWN0XG4gIEluZGVwZW5kZW50cyAtLT4gU2V0XG4gIEluZGVwZW5kZW50cyAtLT4gQXJyYXlcbiAgSW5kZXBlbmRlbnRzIC0tPiBUeXBlLWFsaWFzXG4gIEluZGVwZW5kZW50cyAtLT4gU3VtLXR5cGVzXG4gIEluZGVwZW5kZW50cyAtLT4gQm9vbGVhbnNbQm9vbCB0eXBlIC8gb3BlcmF0b3JzLCBJZl1cbiAgU3VtLXR5cGVzIC0tPiBQYXR0ZXJuLW1hdGNoaW5nXG4gIFBhdHRlcm4tbWF0Y2hpbmcgLS0-IE1heWJlXG4gIEJvb2xlYW5zIC0tPiBNYXliZVxuICBNYXliZSAtLT4gUmVzdWx0XG4gIFBhdHRlcm4tbWF0Y2hpbmcgLS0-IFBhcnNlclxuICBJbmRlcGVuZGVudHMgLS0-IEZ1bmN0aW9uLWNvbXBvc2l0aW9uXG4gIEluZGVwZW5kZW50cyAtLT4gRnVuY3Rpb24tY2hhaW5pbmdcbiAgSW5kZXBlbmRlbnRzIC0tPiBQYXJ0aWFsLWFwcGxpY2F0aW9uXG4gIFBhcnRpYWwtYXBwbGljYXRpb24gLS0-IFBvaW50LWZyZWVzdHlsZVxuICBGdW5jdGlvbi1jb21wb3NpdGlvbiAtLT4gUG9pbnQtZnJlZXN0eWxlXG4gIEZ1bmN0aW9uLWNoYWluaW5nIC0tPiBQb2ludC1mcmVlc3R5bGVcbiAgUG9pbnQtZnJlZXN0eWxlIC0tPiBPcGVyYXRvci1mdW5jdGlvbnNcbiAgSW5kZXBlbmRlbnRzIC0tPiBCaXR3aXNlLW9wZXJhdG9yc1xuICBJbmRlcGVuZGVudHMgLS0-IENvbnZlcnNpb25zXG4gIEluZGVwZW5kZW50cyAtLT4gUG9zaXgtdGltZSIsIm1lcm1haWQiOnsidGhlbWUiOiJkZWZhdWx0In0sInVwZGF0ZUVkaXRvciI6ZmFsc2V9) showing all the Elm concepts. You can see all concepts currently defined in [`concepts/`](concepts/), and you can se all concept exercises defined in [`/exercises/concept`](/exercises/concept).
+Version 3 of Exercism introduced Concepts and Concept Exercises, which are a completely new thing. There is a [dependency diagram](https://mermaid-js.github.io/mermaid-live-editor/#/edit/eyJjb2RlIjoiZ3JhcGggTFJcbiAgQmFzaWNzW01pbmltYWwgY29tcGlsYWJsZSBmaWxlXSAtLT4gSW5kZXBlbmRlbnRzW0ltcG9ydCwgRXhwb3NpbmcsIEZ1bmN0aW9ucywgRmxvYXQsIEludCwgVHlwZSBBbm5vdGF0aW9uc10gLS0-IE1hdGhlbWF0aWNhbC1PcGVyYXRvcnNcbiAgSW5kZXBlbmRlbnRzIC0tPiBNYXRoZW1hdGljYWwtRnVuY3Rpb25zXG4gIEluZGVwZW5kZW50cyAtLT4gTGV0LUV4cHJlc3Npb25zXG4gIEluZGVwZW5kZW50cyAtLT4gRXF1YWxpdHlcbiAgRXF1YWxpdHkgLS0-IE9yZGVyaW5nXG4gIE9yZGVyaW5nIC0tPiBDb21wYXJpc29uc1xuICBJbmRlcGVuZGVudHMgLS0-IFN0cmluZ1xuICBTdHJpbmcgLS0-IFJlZ2V4XG4gIEluZGVwZW5kZW50cyAtLT4gQ2hhclxuICBJbmRlcGVuZGVudHMgLS0-IExpc3RcbiAgTGlzdCAtLT4gTGlzdC1FeHRyYVxuICBJbmRlcGVuZGVudHMgLS0-IERpY3RcbiAgSW5kZXBlbmRlbnRzIC0tPiBTZXRcbiAgSW5kZXBlbmRlbnRzIC0tPiBBcnJheVxuICBJbmRlcGVuZGVudHMgLS0-IFR5cGUtYWxpYXNcbiAgSW5kZXBlbmRlbnRzIC0tPiBTdW0tdHlwZXNcbiAgSW5kZXBlbmRlbnRzIC0tPiBCb29sZWFuc1tCb29sIHR5cGUgLyBvcGVyYXRvcnMsIElmXVxuICBDdXN0b20tdHlwZXNbQ3VzdG9tLXR5cGVzIC8gUGF0dGVybi1tYXRjaGluZ10gLS0-IE1heWJlXG4gIEJvb2xlYW5zIC0tPiBNYXliZVxuICBNYXliZSAtLT4gUmVzdWx0XG4gIEN1c3RvbS10eXBlcyAtLT4gT3BhcXVlLVR5cGVzW09wYXF1ZSBUeXBlcyAvIFBhcnNlIC8gZG9udCB2YWxpZGF0ZV1cbiAgQ3VzdG9tLXR5cGVzIC0tPiBQaGFudG9tLVR5cGVzXG4gIEN1c3RvbS10eXBlcyAtLT4gUGFyc2VyXG4gIEluZGVwZW5kZW50cyAtLT4gRnVuY3Rpb24tY29tcG9zaXRpb25cbiAgSW5kZXBlbmRlbnRzIC0tPiBGdW5jdGlvbi1jaGFpbmluZ1xuICBJbmRlcGVuZGVudHMgLS0-IFBhcnRpYWwtYXBwbGljYXRpb25cbiAgUGFydGlhbC1hcHBsaWNhdGlvbiAtLT4gUG9pbnQtZnJlZXN0eWxlXG4gIEZ1bmN0aW9uLWNvbXBvc2l0aW9uIC0tPiBQb2ludC1mcmVlc3R5bGVcbiAgRnVuY3Rpb24tY2hhaW5pbmcgLS0-IFBvaW50LWZyZWVzdHlsZVxuICBQb2ludC1mcmVlc3R5bGUgLS0-IE9wZXJhdG9yLWZ1bmN0aW9uc1xuICBJbmRlcGVuZGVudHMgLS0-IEJpdHdpc2Utb3BlcmF0b3JzXG4gIEluZGVwZW5kZW50cyAtLT4gQ29udmVyc2lvbnNcbiAgSW5kZXBlbmRlbnRzIC0tPiBQb3NpeC10aW1lIiwibWVybWFpZCI6eyJ0aGVtZSI6ImRlZmF1bHQifSwidXBkYXRlRWRpdG9yIjpmYWxzZX0) showing all the Elm concepts. You can see all concepts currently defined in [`concepts/`](concepts/), and you can se all concept exercises defined in [`/exercises/concept`](/exercises/concept).
 
 We would love some help creating more of these concepts / concept exercises.
 To do so, it is probably easiest to copy and paste an existing Concept and Concept Exercise. You will also need to add the meta data for these in [`config.json`][config-json], and again, the easiest way is to copy and edit an existing entry.