diff --git a/flake.nix b/flake.nix
index dd888c6db..db828f5a9 100644
--- a/flake.nix
+++ b/flake.nix
@@ -49,10 +49,10 @@
 
         hevm = pkgs: pkgs.haskell.lib.dontCheck (
           pkgs.haskellPackages.callCabal2nix "hevm" (pkgs.fetchFromGitHub {
-            owner = "ethereum";
+            owner = "elopez";
             repo = "hevm";
-            rev = "release/0.53.0";
-            sha256 = "sha256-/B+McCJBcIxYCmYMcJ5FiwMqPeSCL97WbNusabTUb34=";
+            rev = "0.53.0-tweaks";
+            sha256 = "sha256-5cOdkkoVSUpNlIib3vS37ZATu3qht4X1DSA7VvwpbJo=";
         }) { secp256k1 = pkgs.secp256k1; });
 
         # FIXME: figure out solc situation, it conflicts with the one from
diff --git a/stack.yaml b/stack.yaml
index 7958d0c76..a60f1211e 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -4,8 +4,8 @@ packages:
 - '.'
 
 extra-deps:
-- git: https://github.com/ethereum/hevm.git
-  commit: a39b1c07a3f643330f920042eb94a43d7e6454b5
+- git: https://github.com/elopez/hevm.git
+  commit: aafc26647606588c2d7b943ff7de7f4bffdb4071
 
 - restless-git-0.7@sha256:346a5775a586f07ecb291036a8d3016c3484ccdc188b574bcdec0a82c12db293,968
 - s-cargot-0.1.4.0@sha256:61ea1833fbb4c80d93577144870e449d2007d311c34d74252850bb48aa8c31fb,3525