diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index d1ac6e79680..ab2de91b78d 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -2947,7 +2947,7 @@ self : let callPackage = x : y : modifyPrio (newScope self x y); in
 
   # Compilers.
 
-  Agda = callPackage ../development/compilers/agda {};
+  Agda = callPackage ../development/compilers/agda { haskellSrcExts = self.haskellSrcExts_1_15_0_1; };
 
   uhc = callPackage ../development/compilers/uhc {};