fix link

diff --git a/ralf/_posts/2018-08-07-stacked-borrows.md b/ralf/_posts/2018-08-07-stacked-borrows.md
index 0314fbb7e969a378ed731d36e383c92bf38cdabb..bf9f9a6d8fa726bf76343513a7072ade521c9e6b 100644 (file)
--- a/ralf/_posts/2018-08-07-stacked-borrows.md
+++ b/ralf/_posts/2018-08-07-stacked-borrows.md
@@ -169,7 +169,7 @@ In particular, notice that `x` and `y` in the first example have the same addres
 If we compared them as raw pointers, they would turn out equal.
 And yet, it makes a huge difference if we use `x` or `y`!
 
-If you read my previous post on [why pointers are complicated](2018-07-24-pointers-and-bytes), this should not come as too much of a surprise.
+If you read my previous post on [why pointers are complicated]({% post_url 2018-07-24-pointers-and-bytes %}), this should not come as too much of a surprise.
 There is more to a pointer, or a reference (I am using these terms mostly interchangeably), than the address in memory that it points to.
 
 For the purpose of this model, we assume that a value of reference type consists of two parts: An address in memory, and a tag used to store the time when the reference was created.