1 files changed, 2 insertions, 2 deletions

diff --git a/lib/src/lints/collapsible_let_in.rs b/lib/src/lints/collapsible_let_in.rs
index 21199a8..26a3102 100644
--- a/lib/src/lints/collapsible_let_in.rs
+++ b/lib/src/lints/collapsible_let_in.rs
@@ -17,7 +17,7 @@ use rowan::Direction;
 ///
 /// ## Example
 ///
-/// ```
+/// ```nix
 /// let
 ///   a = 2;
 /// in
@@ -29,7 +29,7 @@ use rowan::Direction;
 ///
 /// Merge both `let-in` expressions:
 ///
-/// ```
+/// ```nix
 /// let
 ///   a = 2;
 ///   b = 3;