1 files changed, 6 insertions, 0 deletions
diff --git a/README.md b/README.md
index 63d8dbf..a6e760f 100644
--- a/README.md
+++ b/README.md
@@ -173,6 +173,11 @@ zig build -Dn=19 -l
   ...
 ```
 
+To reset the progress (have it run all the exercises that have already been completed):
+```
+zig build -Dreset
+```
+
 ## What's Covered
 
 The primary goal for Ziglings is to cover the core Zig language.
@@ -228,6 +233,7 @@ Zig Core Language
 * [X] Interfaces
 * [X] Bit manipulation
 * [X] Working with C
+* [ ] Opaque types (anyopaque)
 * [X] Threading
 * [x] Labeled switch
 * [x] Vector operations (SIMD)