diff --git a/flake.lock b/flake.lock
index 7c3461e2e..623311d39 100644
--- a/flake.lock
+++ b/flake.lock
@@ -261,11 +261,11 @@
         "stackage": "stackage"
       },
       "locked": {
-        "lastModified": 1712187946,
-        "narHash": "sha256-6UBO+7aBcOHjnvi8qNCzIW+DNjV3oN2i7GbxQ8auEFE=",
+        "lastModified": 1712191813,
+        "narHash": "sha256-k2goqKxEAjXXEFsFxBH9gTumM8PFvIfohHpZBT7wO0E=",
         "owner": "input-output-hk",
         "repo": "haskell.nix",
-        "rev": "77d8200cbb4bf4cc0eb731eb076b4170c2896e04",
+        "rev": "7e140fc0c65cd7f10a3d84ebbb5f52c178f6704a",
         "type": "github"
       },
       "original": {
@@ -737,11 +737,11 @@
     "stackage": {
       "flake": false,
       "locked": {
-        "lastModified": 1712102969,
-        "narHash": "sha256-ZR9FonVLP/VxoVx9wx8j8833rmwOY1V7ara6NUqkUv0=",
+        "lastModified": 1712189492,
+        "narHash": "sha256-kGxvf9lhVrl086ACK+HqjBMXniP1I4QXcd0O3KP/yMk=",
         "owner": "input-output-hk",
         "repo": "stackage.nix",
-        "rev": "609b92cc5b0d802b6e4303031d82fe45ea6b251d",
+        "rev": "9dd2ab029c3e98c7c112e94ad92bf1fd3726c481",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index f08239d7c..1c978db7b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -139,10 +139,10 @@
             compiler-nix-name =
               if system == "x86_64-linux"
                 then lib.mkDefault "ghc810"
-                else lib.mkDefault "ghc963";
+                else lib.mkDefault "ghc96";
             flake.variants =
               let
-                compilers = lib.optionals (system == "x86_64-linux") ["ghc963" "ghc981"];
+                compilers = lib.optionals (system == "x86_64-linux") ["ghc96" "ghc98"];
               in
                 lib.genAttrs compilers (c: { compiler-nix-name = c; });
 
@@ -151,7 +151,7 @@
             };
 
             shell.tools = {
-              cabal = "3.10.1.0";
+              cabal = "3.10.3.0";
               ghcid = "0.8.8";
               haskell-language-server = {
                 src = nixpkgs.haskell-nix.sources."hls-1.10";
@@ -314,8 +314,8 @@
             nonRequiredMacOSPaths = [
               "checks.cardano-chain-gen:test:cardano-chain-gen"
               "checks.cardano-db:test:test-db"
-              "ghc963.checks.cardano-chain-gen:test:cardano-chain-gen"
-              "ghc963.checks.cardano-db:test:test-db"
+              "ghc96.checks.cardano-chain-gen:test:cardano-chain-gen"
+              "ghc96.checks.cardano-db:test:test-db"
             ];
 
             nonRequiredPaths =