diff --git a/README.md b/README.md
index abf83df7..4a90ea31 100644
--- a/README.md
+++ b/README.md
@@ -264,7 +264,7 @@ Updating Haskell Packages
 
 When the `.cabal` file of a Haskell package is changed you need to make sure the
 corresponding nix files `nix/generated/` are kept in sync with it. These are
-automatically generate, run
+automatically generated, run
 
     nix-shell nix/generate.nix
 
diff --git a/cabal.project b/cabal.project
index 769e0c27..4517d6e5 100644
--- a/cabal.project
+++ b/cabal.project
@@ -2,8 +2,8 @@ packages: .
 
 source-repository-package
     type: git
-    location: https://github.com/dfinity-side-projects/winter
-    tag: e62722796e11760947a94285734e7bc29d72c389
+    location: https://github.com/ggreif/winter
+    tag: 618f679c7d8f9584a902081701b96edb34183f2d
 
 source-repository-package
     type: git
diff --git a/cabal.project.freeze b/cabal.project.freeze
index c6c499a7..8ded3639 100644
--- a/cabal.project.freeze
+++ b/cabal.project.freeze
@@ -169,7 +169,7 @@ constraints: any.FloatingHex ==0.5,
              any.wai-logger ==2.3.6,
              any.warp ==3.3.17,
              any.wcwidth ==0.0.2,
-             any.winter ==1.0.0,
+             any.winter ==1.1.0,
              any.word8 ==0.1.3,
              any.x509 ==1.7.5,
              any.x509-store ==1.6.7,
diff --git a/ic-hs.cabal b/ic-hs.cabal
index 64663b3a..069a56ed 100644
--- a/ic-hs.cabal
+++ b/ic-hs.cabal
@@ -119,7 +119,7 @@ executable ic-ref
   build-depends: wai-cors
   build-depends: wai-extra
   build-depends: warp
-  build-depends: winter
+  build-depends: winter == 1.1.0
   build-depends: uglymemo
   build-depends: zlib
   other-modules: IC.Canister
diff --git a/nix/generate.nix b/nix/generate.nix
index c7465c78..d319c9cb 100644
--- a/nix/generate.nix
+++ b/nix/generate.nix
@@ -70,7 +70,7 @@ let
       src_subst = "pkgs.sources.haskell-candid";
     };
 
-    # To pull other versios from hackage:
+    # To pull other versions from hackage:
 
     # 0.2.5.0 broke with ghc-8.10 and integer-simple,
     # see https://github.com/well-typed/cborg/issues/267
diff --git a/nix/generated/winter.nix b/nix/generated/winter.nix
index 210df148..66c7ca77 100644
--- a/nix/generated/winter.nix
+++ b/nix/generated/winter.nix
@@ -36,7 +36,7 @@
 }:
 mkDerivation {
   pname = "winter";
-  version = "1.0.0";
+  version = "1.1.0";
   src = pkgs.sources.winter;
   isLibrary = true;
   isExecutable = true;
@@ -103,7 +103,7 @@ mkDerivation {
     vector
   ];
   doCheck = false;
-  homepage = "https://github.com/dfinity/winter";
+  homepage = "https://github.com/dfinity-side-projects/winter";
   description = "Haskell port of the WebAssembly OCaml reference interpreter";
   license = lib.licenses.mit;
 }
diff --git a/nix/sources.json b/nix/sources.json
index 7dc1602a..2aae103e 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -56,12 +56,12 @@
         "builtin": false,
         "description": "Haskell port of the WebAssembly OCaml reference interpreter",
         "homepage": "https://github.com/dfinity-side-projects/winter",
-        "owner": "dfinity-side-projects",
+        "owner": "ggreif",
         "repo": "winter",
-        "rev": "e62722796e11760947a94285734e7bc29d72c389",
-        "sha256": "1yfgk5bhyzrllnkhpg1plzp3mz7h1fgn3j0zfn36a3h892lknlds",
+        "rev": "618f679c7d8f9584a902081701b96edb34183f2d",
+        "sha256": "1b0lxcs5ig29js81s6sjflgwv8f7l83vf156y14wmcx44r1rj2ra",
         "type": "tarball",
-        "url": "https://github.com/dfinity-side-projects/winter/archive/e62722796e11760947a94285734e7bc29d72c389.tar.gz",
+        "url": "https://github.com/ggreif/winter/archive/618f679c7d8f9584a902081701b96edb34183f2d.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     }
 }