diff --git a/flake.lock b/flake.lock
index 518596b..706dd5c 100644
--- a/flake.lock
+++ b/flake.lock
@@ -5,11 +5,11 @@
         "nixpkgs": "nixpkgs"
       },
       "locked": {
-        "lastModified": 1718321387,
-        "narHash": "sha256-nGQjKK1f4MtPneUZ0pFLdoL2wYpsEoi9vKNmbplP4HU=",
+        "lastModified": 1718397410,
+        "narHash": "sha256-u8o3a4MbrJUDK+T/noTNvep9Pu5ZFakEri5VaLEV5as=",
         "ref": "refs/heads/main",
-        "rev": "267445867962f02df80044207db26d69df9739c3",
-        "revCount": 766,
+        "rev": "d56d218d303fb03a70a2420118d1a894c8ace5f8",
+        "revCount": 769,
         "type": "git",
         "url": "https://git.tryp.io/tek/hix"
       },
diff --git a/ops/managed.nix b/ops/managed.nix
index 4864bd9..f444bc9 100644
--- a/ops/managed.nix
+++ b/ops/managed.nix
@@ -27,7 +27,7 @@
       };
       tasty = {
         lower = "1.4.0.3";
-        upper = "1.5";
+        upper = "1.6";
       };
       tasty-hedgehog = {
         lower = "1.1.0.0";
@@ -47,7 +47,7 @@
       hedgehog = "1.4";
       incipit-base = "0.6.0.0";
       parsec = "3.1.17.0";
-      tasty = "1.4.3";
+      tasty = "1.5";
       tasty-hedgehog = "1.4.0.2";
       template-haskell = "2.21.0.0";
     };
@@ -80,6 +80,22 @@
         version = "0.6.0.0";
         hash = "1hck35yfy0dcgimgnd90w02zvv7x7k456bljrbx2mwxalnhav9gf";
       };
+      indexed-traversable-instances = {
+        version = "0.1.1.2";
+        hash = "1mmkklfpagv855p12dqq0r6xwg0v6dc1gj1n3nvzzy4b909ajgd0";
+      };
+      tasty = {
+        version = "1.5";
+        hash = "0v2xrmrxss6zkrny5zlxjanhp4a3zwsx7v9iszj62wqgcc13zva9";
+      };
+      tasty-hedgehog = {
+        version = "1.4.0.2";
+        hash = "04kg2qdnsqzzmj3xggy2jcgidlp21lsjkz4sfnbq7b1yhrv2vbbc";
+      };
+      time-compat = {
+        version = "1.9.6.1";
+        hash = "0ika8xx9zff8rwaabs17q5c30c1b9ii89jhbvahi5nk7rs0cd5fs";
+      };
     };
     lower = {
       OneTuple = {
diff --git a/ops/overrides.nix b/ops/overrides.nix
index accb71e..51a0973 100644
--- a/ops/overrides.nix
+++ b/ops/overrides.nix
@@ -33,6 +33,107 @@ mkDerivation {
 }
 ;
 }
+;
+  indexed-traversable-instances = {
+  meta = {
+    sha256 = "1mmkklfpagv855p12dqq0r6xwg0v6dc1gj1n3nvzzy4b909ajgd0";
+    ver = "0.1.1.2";
+  };
+  drv = { mkDerivation, base, containers, indexed-traversable, lib
+, OneTuple, QuickCheck, quickcheck-instances, tagged, tasty
+, tasty-quickcheck, transformers, unordered-containers, vector
+}:
+mkDerivation {
+  pname = "indexed-traversable-instances";
+  version = "0.1.1.2";
+  src = /nix/store/v0g4ddbkq1d9frb9j4pc0ga1vs6dlm2b-source;
+  libraryHaskellDepends = [
+    base indexed-traversable OneTuple tagged unordered-containers
+    vector
+  ];
+  testHaskellDepends = [
+    base containers indexed-traversable OneTuple QuickCheck
+    quickcheck-instances tasty tasty-quickcheck transformers
+    unordered-containers vector
+  ];
+  description = "More instances of FunctorWithIndex, FoldableWithIndex, TraversableWithIndex";
+  license = lib.licenses.bsd2;
+}
+;
+}
+;
+  tasty = {
+  meta = {
+    sha256 = "0v2xrmrxss6zkrny5zlxjanhp4a3zwsx7v9iszj62wqgcc13zva9";
+    ver = "1.5";
+  };
+  drv = { mkDerivation, ansi-terminal, base, containers, lib
+, optparse-applicative, stm, tagged, transformers, unix
+}:
+mkDerivation {
+  pname = "tasty";
+  version = "1.5";
+  src = /nix/store/z745l4r4wk305rfiz8wpc3f89288fi8r-source;
+  libraryHaskellDepends = [
+    ansi-terminal base containers optparse-applicative stm tagged
+    transformers unix
+  ];
+  homepage = "https://github.com/UnkindPartition/tasty";
+  description = "Modern and extensible testing framework";
+  license = lib.licenses.mit;
+}
+;
+}
+;
+  tasty-hedgehog = {
+  meta = {
+    sha256 = "04kg2qdnsqzzmj3xggy2jcgidlp21lsjkz4sfnbq7b1yhrv2vbbc";
+    ver = "1.4.0.2";
+  };
+  drv = { mkDerivation, base, hedgehog, lib, tagged, tasty
+, tasty-expected-failure
+}:
+mkDerivation {
+  pname = "tasty-hedgehog";
+  version = "1.4.0.2";
+  src = /nix/store/b9mxq4fh65sif22q9a4g041jvp847cyc-source;
+  libraryHaskellDepends = [ base hedgehog tagged tasty ];
+  testHaskellDepends = [
+    base hedgehog tasty tasty-expected-failure
+  ];
+  homepage = "https://github.com/qfpl/tasty-hedgehog";
+  description = "Integration for tasty and hedgehog";
+  license = lib.licenses.bsd3;
+}
+;
+}
+;
+  time-compat = {
+  meta = {
+    sha256 = "0ika8xx9zff8rwaabs17q5c30c1b9ii89jhbvahi5nk7rs0cd5fs";
+    ver = "1.9.6.1";
+  };
+  drv = { mkDerivation, base, base-compat, base-orphans, deepseq, hashable
+, HUnit, lib, QuickCheck, tagged, tasty, tasty-hunit
+, tasty-quickcheck, time
+}:
+mkDerivation {
+  pname = "time-compat";
+  version = "1.9.6.1";
+  src = /nix/store/r5pf6kwybjyjpwh4knlr4j6vr2lz5nym-source;
+  libraryHaskellDepends = [
+    base base-orphans deepseq hashable time
+  ];
+  testHaskellDepends = [
+    base base-compat deepseq hashable HUnit QuickCheck tagged tasty
+    tasty-hunit tasty-quickcheck time
+  ];
+  homepage = "https://github.com/haskellari/time-compat";
+  description = "Compatibility package for time";
+  license = lib.licenses.bsd3;
+}
+;
+}
 ;
 };
 lower = {
diff --git a/packages/exon/exon.cabal b/packages/exon/exon.cabal
index ae8083b..cbeddfa 100644
--- a/packages/exon/exon.cabal
+++ b/packages/exon/exon.cabal
@@ -148,7 +148,7 @@ test-suite exon-test
     , exon
     , hedgehog >=1.1 && <1.5
     , incipit-base >=0.5.0.0 && <0.7
-    , tasty >=1.4.0.3 && <1.5
+    , tasty >=1.4.0.3 && <1.6
     , tasty-hedgehog >=1.1.0.0 && <1.5
     , template-haskell >=2.18.0.0 && <2.22
   mixins: