diff --git a/flake.lock b/flake.lock
index 63ce5c93..6af0ab8f 100644
--- a/flake.lock
+++ b/flake.lock
@@ -105,11 +105,11 @@
         "systems": "systems"
       },
       "locked": {
-        "lastModified": 1689068808,
-        "narHash": "sha256-6ixXo3wt24N/melDWjq70UuHQLxGV8jZvooRanIHXw0=",
+        "lastModified": 1694529238,
+        "narHash": "sha256-zsNZZGTGnMOf9YpHKJqMSsa0dXbfmxeoJ7xHlrt+xmY=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "919d646de7be200f3bf08cb76ae1f09402b6f9b4",
+        "rev": "ff7b65b44d01cf9ba6a71320833626af21126384",
         "type": "github"
       },
       "original": {
@@ -118,22 +118,6 @@
         "type": "github"
       }
     },
-    "flake-utils_2": {
-      "locked": {
-        "lastModified": 1679360468,
-        "narHash": "sha256-LGnza3cfXF10Biw3ZTg0u9o9t7s680Ww200t5KkHTh8=",
-        "owner": "hamishmack",
-        "repo": "flake-utils",
-        "rev": "e1ea268ff47ad475443dbabcd54744b4e5b9d4f5",
-        "type": "github"
-      },
-      "original": {
-        "owner": "hamishmack",
-        "ref": "hkm/nested-hydraJobs",
-        "repo": "flake-utils",
-        "type": "github"
-      }
-    },
     "ghc-8.6.5-iohk": {
       "flake": false,
       "locked": {
@@ -151,14 +135,51 @@
         "type": "github"
       }
     },
+    "ghc980": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1692910316,
+        "narHash": "sha256-Qv8I3GzzIIN32RTEKI38BW5nO1f7j6Xm+dDeDUyYZWo=",
+        "ref": "ghc-9.8",
+        "rev": "249aa8193e4c5c1ee46ce29b39d2fffa57de7904",
+        "revCount": 61566,
+        "submodules": true,
+        "type": "git",
+        "url": "https://gitlab.haskell.org/ghc/ghc"
+      },
+      "original": {
+        "ref": "ghc-9.8",
+        "submodules": true,
+        "type": "git",
+        "url": "https://gitlab.haskell.org/ghc/ghc"
+      }
+    },
+    "ghc99": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1695427505,
+        "narHash": "sha256-j0hXl6uEI+Uwf37z3WLuQZN4S0XqGtiepELv2Gl2aHU=",
+        "ref": "refs/heads/master",
+        "rev": "b8e4fe2318798185228fb5f8214ba2384ac95b4f",
+        "revCount": 61951,
+        "submodules": true,
+        "type": "git",
+        "url": "https://gitlab.haskell.org/ghc/ghc"
+      },
+      "original": {
+        "submodules": true,
+        "type": "git",
+        "url": "https://gitlab.haskell.org/ghc/ghc"
+      }
+    },
     "hackage": {
       "flake": false,
       "locked": {
-        "lastModified": 1689035195,
-        "narHash": "sha256-7riFea4N1ubgzTStbS6Cgx/rDDyHC2e+6IPfqwEtWpM=",
+        "lastModified": 1695860572,
+        "narHash": "sha256-/HJL7ub2Kx0mQEouK6YMmlr2B8olrWOACRh5RRhHaaI=",
         "owner": "input-output-hk",
         "repo": "hackage.nix",
-        "rev": "85426e6329d6b163d17bd615315c2a24ba469e59",
+        "rev": "bd042193699709029bd963abd132b96e11127d5d",
         "type": "github"
       },
       "original": {
@@ -175,11 +196,13 @@
         "cabal-36": "cabal-36",
         "cardano-shell": "cardano-shell",
         "flake-compat": "flake-compat",
-        "flake-utils": "flake-utils_2",
         "ghc-8.6.5-iohk": "ghc-8.6.5-iohk",
+        "ghc980": "ghc980",
+        "ghc99": "ghc99",
         "hackage": "hackage",
         "hls-1.10": "hls-1.10",
         "hls-2.0": "hls-2.0",
+        "hls-2.2": "hls-2.2",
         "hpc-coveralls": "hpc-coveralls",
         "hydra": "hydra",
         "iserv-proxy": "iserv-proxy",
@@ -198,11 +221,11 @@
         "stackage": "stackage"
       },
       "locked": {
-        "lastModified": 1689036680,
-        "narHash": "sha256-VdKBo/E7QTFjmzTfz9e4XPspTjE7EHoQSInAIXm9PMw=",
+        "lastModified": 1695862185,
+        "narHash": "sha256-SXgQRBn8MlHvZi8fL4vlbXpJb/0GlgtmKesZ08NPd18=",
         "owner": "input-output-hk",
         "repo": "haskell.nix",
-        "rev": "c9a78e1d2ce5b0b9b753d12a0175534f98dee485",
+        "rev": "caceca15e51685985b007283f7c00d2c2162e9fb",
         "type": "github"
       },
       "original": {
@@ -245,6 +268,23 @@
         "type": "github"
       }
     },
+    "hls-2.2": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1693064058,
+        "narHash": "sha256-8DGIyz5GjuCFmohY6Fa79hHA/p1iIqubfJUTGQElbNk=",
+        "owner": "haskell",
+        "repo": "haskell-language-server",
+        "rev": "b30f4b6cf5822f3112c35d14a0cba51f3fe23b85",
+        "type": "github"
+      },
+      "original": {
+        "owner": "haskell",
+        "ref": "2.2.0.0",
+        "repo": "haskell-language-server",
+        "type": "github"
+      }
+    },
     "hpc-coveralls": {
       "flake": false,
       "locked": {
@@ -287,11 +327,11 @@
     "iserv-proxy": {
       "flake": false,
       "locked": {
-        "lastModified": 1670983692,
-        "narHash": "sha256-avLo34JnI9HNyOuauK5R69usJm+GfW3MlyGlYxZhTgY=",
+        "lastModified": 1691634696,
+        "narHash": "sha256-MZH2NznKC/gbgBu8NgIibtSUZeJ00HTLJ0PlWKCBHb0=",
         "ref": "hkm/remote-iserv",
-        "rev": "50d0abb3317ac439a4e7495b185a64af9b7b9300",
-        "revCount": 10,
+        "rev": "43a979272d9addc29fbffc2e8542c5d96e993d73",
+        "revCount": 14,
         "type": "git",
         "url": "https://gitlab.haskell.org/hamishmack/iserv-proxy.git"
       },
@@ -404,11 +444,11 @@
     },
     "nixpkgs-2205": {
       "locked": {
-        "lastModified": 1682600000,
-        "narHash": "sha256-ha4BehR1dh8EnXSoE1m/wyyYVvHI9txjW4w5/oxsW5Y=",
+        "lastModified": 1685573264,
+        "narHash": "sha256-Zffu01pONhs/pqH07cjlF10NnMDLok8ix5Uk4rhOnZQ=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "50fc86b75d2744e1ab3837ef74b53f103a9b55a0",
+        "rev": "380be19fbd2d9079f677978361792cb25e8a3635",
         "type": "github"
       },
       "original": {
@@ -420,11 +460,11 @@
     },
     "nixpkgs-2211": {
       "locked": {
-        "lastModified": 1685314633,
-        "narHash": "sha256-8LXBPqTQXl5ofkjpJ18JcbmLJ/lWDoMxtUwiDYv0wro=",
+        "lastModified": 1688392541,
+        "narHash": "sha256-lHrKvEkCPTUO+7tPfjIcb7Trk6k31rz18vkyqmkeJfY=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "c8a17ce7abc03c50cd072e9e6c9b389c5f61836b",
+        "rev": "ea4c80b39be4c09702b0cb3b42eab59e2ba4f24b",
         "type": "github"
       },
       "original": {
@@ -436,11 +476,11 @@
     },
     "nixpkgs-2305": {
       "locked": {
-        "lastModified": 1685338297,
-        "narHash": "sha256-+Aq4O0Jn1W1q927ZHc3Zn6RO7bwQGmb6O8xYoGy0KrM=",
+        "lastModified": 1695416179,
+        "narHash": "sha256-610o1+pwbSu+QuF3GE0NU5xQdTHM3t9wyYhB9l94Cd8=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "6287b47dbfabbb8bfbb9b1b53d198ad58a774de4",
+        "rev": "715d72e967ec1dd5ecc71290ee072bcaf5181ed6",
         "type": "github"
       },
       "original": {
@@ -468,11 +508,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1685347552,
-        "narHash": "sha256-9woSppRyUFo26yUffORTzttJ+apOt8MmCv6RxpPNTU4=",
+        "lastModified": 1695318763,
+        "narHash": "sha256-FHVPDRP2AfvsxAdc+AsgFJevMz5VBmnZglFUMlxBkcY=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "f2f1ec390714d303cf84ba086e34e45b450dd8c4",
+        "rev": "e12483116b3b51a185a33a272bf351e357ba9a99",
         "type": "github"
       },
       "original": {
@@ -512,11 +552,11 @@
     "stackage": {
       "flake": false,
       "locked": {
-        "lastModified": 1689034277,
-        "narHash": "sha256-Ido3tEL8bQKsHFlZa5X8lv+RW8ntplVV1Dcmdt5z3ww=",
+        "lastModified": 1695859746,
+        "narHash": "sha256-i36APTMy5SOQ83uhriYH9z4p2t8SvC7JuyPwpGmXFqQ=",
         "owner": "input-output-hk",
         "repo": "stackage.nix",
-        "rev": "7a999b71591f8d357d7c838d38ad787d171f3b1f",
+        "rev": "291606f6b669a9441faf533acd43e0a34957749f",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index 37db1c1c..7bbf204a 100644
--- a/flake.nix
+++ b/flake.nix
@@ -28,7 +28,7 @@
         };
 
         rel8 = pkgs.haskell-nix.project {
-          compiler-nix-name = "ghc945";
+          compiler-nix-name = "ghc962";
 
           cabalProjectLocal = builtins.readFile ./cabal.project.haskell-nix;
 
diff --git a/rel8.cabal b/rel8.cabal
index 07e9bc5b..3b270fb7 100644
--- a/rel8.cabal
+++ b/rel8.cabal
@@ -21,7 +21,7 @@ library
   build-depends:
       aeson
     , attoparsec
-    , base ^>= 4.14 || ^>=4.15 || ^>=4.16 || ^>=4.17
+    , base ^>= 4.14 || ^>=4.15 || ^>=4.16 || ^>=4.17 || ^>=4.18
     , base16 >= 1.0
     , base-compat ^>= 0.11 || ^>= 0.12 || ^>= 0.13
     , bifunctors
@@ -240,7 +240,7 @@ test-suite tests
     , data-dword
     , hasql
     , hasql-transaction
-    , hedgehog          ^>= 1.0 || ^>= 1.1
+    , hedgehog          ^>= 1.0 || ^>= 1.1 || ^>= 1.2 || ^>= 1.3 || ^>= 1.4
     , mmorph
     , network-ip
     , rel8