diff --git a/pkgs/development/haskell-modules/configuration-hackage2nix.yaml b/pkgs/development/haskell-modules/configuration-hackage2nix.yaml
index 64f0056a7ff..577ecd80493 100644
--- a/pkgs/development/haskell-modules/configuration-hackage2nix.yaml
+++ b/pkgs/development/haskell-modules/configuration-hackage2nix.yaml
@@ -38,7 +38,7 @@ core-packages:
   - ghcjs-base-0
 
 default-package-overrides:
-  # LTS Haskell 11.10
+  # LTS Haskell 11.11
   - abstract-deque ==0.3
   - abstract-deque-tests ==0.3
   - abstract-par ==0.3.3
@@ -1755,8 +1755,8 @@ default-package-overrides:
   - say ==0.1.0.0
   - sbp ==2.3.16
   - sbv ==7.5
-  - scalendar ==1.2.0
   - SCalendar ==1.1.0
+  - scalendar ==1.2.0
   - scalpel ==0.5.1
   - scalpel-core ==0.5.1
   - scanner ==0.2