diff --git a/README.md b/README.md
index 5448ca9b..c8507374 100644
--- a/README.md
+++ b/README.md
@@ -16,7 +16,7 @@ for the docs you're looking for instead of reading them top to bottom.
 
 ### Contributing to the guide
 
-The guide is useful today, but it has a lot of work still go.
+The guide is useful today, but it has a lot of work still to go.
 
 If you'd like to help improve the guide, we'd love to have you! You can find
 plenty of issues on the [issue
diff --git a/src/part-5-intro.md b/src/part-5-intro.md
index 82663b56..78e6fa2e 100644
--- a/src/part-5-intro.md
+++ b/src/part-5-intro.md
@@ -9,7 +9,7 @@ and transform it into [MIR]. We have also shown how the compiler does various
 analyses on the code to detect things like type or lifetime errors. Now, we
 will finally take the MIR and produce some executable machine code.
 
-[MIR]: ./mir/index.html
+[MIR]: ./mir/index.md
 
 > NOTE: This part of a compiler is often called the _backend_ the term is a bit
 > overloaded because in the compiler source, it usually refers to the "codegen