diff --git a/.github/workflows/haskell.yml b/.github/workflows/haskell.yml
index 4612f9c05d..693ea70e23 100644
--- a/.github/workflows/haskell.yml
+++ b/.github/workflows/haskell.yml
@@ -32,7 +32,7 @@ jobs:
 
     env:
       # Modify this value to "invalidate" the cabal cache.
-      CABAL_CACHE_VERSION: "2024-02-23-4"
+      CABAL_CACHE_VERSION: "2024-06-20"
       # these two are msys2 env vars, they have no effect on non-msys2 installs.
       MSYS2_PATH_TYPE: inherit
       MSYSTEM: MINGW64
diff --git a/flake.lock b/flake.lock
index 4f5202a1dc..d5a252cb16 100644
--- a/flake.lock
+++ b/flake.lock
@@ -3,11 +3,11 @@
     "CHaP": {
       "flake": false,
       "locked": {
-        "lastModified": 1718810759,
-        "narHash": "sha256-P2o+f2CO8HPsuOmF7QBUkoWOXdi63sxZRscB9NNupdI=",
+        "lastModified": 1718835244,
+        "narHash": "sha256-HMjhDRE4H4ae+/I/ZLiRwG4+ceMQAmZLYmkS04AJrQ4=",
         "owner": "intersectmbo",
         "repo": "cardano-haskell-packages",
-        "rev": "cc41e678ea839c250a21242686f07693e19320b8",
+        "rev": "e3afe42f8c3a0be8e8fb53602afd57f7839e040a",
         "type": "github"
       },
       "original": {
@@ -36,17 +36,17 @@
     "blst": {
       "flake": false,
       "locked": {
-        "lastModified": 1656163412,
-        "narHash": "sha256-xero1aTe2v4IhWIJaEDUsVDOfE77dOV5zKeHWntHogY=",
+        "lastModified": 1691598027,
+        "narHash": "sha256-oqljy+ZXJAXEB/fJtmB8rlAr4UXM+Z2OkDa20gpILNA=",
         "owner": "supranational",
         "repo": "blst",
-        "rev": "03b5124029979755c752eec45f3c29674b558446",
+        "rev": "3dd0f804b1819e5d03fb22ca2e6fac105932043a",
         "type": "github"
       },
       "original": {
         "owner": "supranational",
+        "ref": "v0.3.11",
         "repo": "blst",
-        "rev": "03b5124029979755c752eec45f3c29674b558446",
         "type": "github"
       }
     },
@@ -210,11 +210,11 @@
     "hackage": {
       "flake": false,
       "locked": {
-        "lastModified": 1718671049,
-        "narHash": "sha256-ekvF/Dm545abRWUSMDKxPO/ylkF1JYZcab14XE3ndYc=",
+        "lastModified": 1718843827,
+        "narHash": "sha256-FrzH96+EaI7O6ZfCi7Ifya3KS82kLTb4cmqmM+eRhbE=",
         "owner": "input-output-hk",
         "repo": "hackage.nix",
-        "rev": "d975d89cda8e6018df5eadde34b42e0a52bd0f95",
+        "rev": "18a2a34abd64aad840134c2fa04e57e0826848b8",
         "type": "github"
       },
       "original": {
@@ -263,11 +263,11 @@
         "stackage": "stackage"
       },
       "locked": {
-        "lastModified": 1718701646,
-        "narHash": "sha256-068rEjRFuasfvuapoPrzrfm+b6kHGeOmFyrEwg92eBU=",
+        "lastModified": 1718844631,
+        "narHash": "sha256-7r7Yo5sHrsNVfr52xDokSWkCes3XAwLmpRCNt/psyY4=",
         "owner": "input-output-hk",
         "repo": "haskell.nix",
-        "rev": "c019b636f237668d8bbd52c5729732bc0e4f887c",
+        "rev": "476f3dbe4e4129ef092852f9f7d2cd9d93437529",
         "type": "github"
       },
       "original": {
@@ -494,11 +494,11 @@
         "sodium": "sodium"
       },
       "locked": {
-        "lastModified": 1702362799,
-        "narHash": "sha256-cU8cZXNuo5GRwrSvWqdaqoW5tJ2HWwDEOvWwIVPDPmo=",
+        "lastModified": 1715898223,
+        "narHash": "sha256-G1LFsvP53twrqaC1FVard/6rjJJ3oitnpJ1E+mTZDGM=",
         "owner": "input-output-hk",
         "repo": "iohk-nix",
-        "rev": "b426fb9e0b109a9d1dd2e1476f9e0bd8bb715142",
+        "rev": "29f19cd41dc593cf17bbc24194e34e7c20889fc9",
         "type": "github"
       },
       "original": {
@@ -738,11 +738,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1688392541,
-        "narHash": "sha256-lHrKvEkCPTUO+7tPfjIcb7Trk6k31rz18vkyqmkeJfY=",
+        "lastModified": 1684171562,
+        "narHash": "sha256-BMUWjVWAUdyMWKk0ATMC9H0Bv4qAV/TXwwPUvTiC5IQ=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "ea4c80b39be4c09702b0cb3b42eab59e2ba4f24b",
+        "rev": "55af203d468a6f5032a519cba4f41acf5a74b638",
         "type": "github"
       },
       "original": {
@@ -819,11 +819,11 @@
     "stackage": {
       "flake": false,
       "locked": {
-        "lastModified": 1718670223,
-        "narHash": "sha256-/OQ1pAA8prPpajKkS3G+FU9CwSBM9Gk8SsrCotnSu/o=",
+        "lastModified": 1718842995,
+        "narHash": "sha256-z1ETU1nJoTUpK7BcdSYuYph6njhJJR8hTZ197lzXX3E=",
         "owner": "input-output-hk",
         "repo": "stackage.nix",
-        "rev": "eec12e078945857d1ee4fc622fe032148ab9edff",
+        "rev": "b224b7d7461de53fcf700bb14bde43d6efa2ee3b",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index d140a9b6c2..900ab71983 100644
--- a/flake.nix
+++ b/flake.nix
@@ -47,7 +47,7 @@
                      else [];
 
         # see flake `variants` below for alternative compilers
-        defaultCompiler = "ghc964";
+        defaultCompiler = "ghc982";
         # We use cabalProject' to ensure we don't build the plan for
         # all systems.
         cabalProject = nixpkgs.haskell-nix.cabalProject' ({config, ...}: {
@@ -76,9 +76,9 @@
             }
             // lib.optionalAttrs (config.compiler-nix-name == defaultCompiler) {
               # tools that work only with default compiler
-              haskell-language-server.src = nixpkgs.haskell-nix.sources."hls-2.6";
-              hlint = "3.6.1";
-              stylish-haskell = "0.14.5.0";
+              haskell-language-server.src = nixpkgs.haskell-nix.sources."hls-2.8";
+              hlint = "3.8";
+              stylish-haskell = "0.14.6.0";
             };
           # and from nixpkgs or other inputs
           shell.nativeBuildInputs = with nixpkgs; [ gh jq yq-go actionlint shellcheck ];