diff --git a/2019-02-05.md b/2019-02-05.md
index 81a8431..ab776bf 100644
--- a/2019-02-05.md
+++ b/2019-02-05.md
@@ -41,7 +41,7 @@ All operations are repeated 10 times, because otherwise the timer resolution won
 
 Here is the script:
 
-```
+```ruby
 dss = RBA::DeepShapeStore::new
 
 ly = RBA::Layout::new(false)