diff --git a/source/08-test_doubles.md b/source/08-test_doubles.md
index 8f9d425..5fc8f6a 100644
--- a/source/08-test_doubles.md
+++ b/source/08-test_doubles.md
@@ -60,7 +60,7 @@ boundary of our code and external "things".
 
 ## Stubs
 
-Let's see how that looks like in praxis.
+Let's see how that looks like in practice.
 
 Imagine we'd want our code, when we test our `members` app to not actually
 touch the `members.txt` file for whatever reason. Instead we'd like to fake