@@ -977,6 +977,22 @@ (define-public ghc-aeson
naming: in Greek mythology, Aeson was the father of Jason.)")
(license license:bsd-3)))
+(define-public ghc-aeson-2.1
+ (package
+ (inherit ghc-aeson)
+ (version "2.1.2.1")
+ (source (origin
+ (method url-fetch)
+ (uri (hackage-uri "aeson" version))
+ (sha256
+ (base32
+ "1ii26lz9czxqhck11pzhqlhfhm9zgbrhiydv4gh1w66f0fwl4h2x"))))
+ (inputs (modify-inputs (package-inputs ghc-aeson)
+ (prepend ghc-generically)))
+ (arguments
+ `(#:cabal-revision ("1"
+ "1yiib3ay9961pzs1bb09waw40qkk8w74553bwjp5gkym3dk3q3zi")))))
+
(define-public ghc-aeson-pretty
(package
(name "ghc-aeson-pretty")