diff --git a/.github/workflows/haskell-ci.yml b/.github/workflows/haskell-ci.yml
index 5ade823d..ea128330 100644
--- a/.github/workflows/haskell-ci.yml
+++ b/.github/workflows/haskell-ci.yml
@@ -19,8 +19,9 @@ jobs:
           - { cabal: "3.10", os: ubuntu-latest,  ghc: "8.10.7" }
           - { cabal: "3.10", os: ubuntu-latest,  ghc: "9.0.2"  }
           - { cabal: "3.10", os: ubuntu-latest,  ghc: "9.2.8"  }
-          - { cabal: "3.10", os: ubuntu-latest,  ghc: "9.4.6", allow-failure: true }
-          - { cabal: "3.10", os: ubuntu-latest,  ghc: "9.6.2", allow-failure: true }
+          - { cabal: "3.10", os: ubuntu-latest,  ghc: "9.4.6"  }
+          - { cabal: "3.10", os: ubuntu-latest,  ghc: "9.6.2"  }
+          - { cabal: "3.10", os: ubuntu-latest,  ghc: "9.6.3"  }
       fail-fast: false
 
     steps:
diff --git a/scotty.cabal b/scotty.cabal
index 97b2cd12..ee29175b 100644
--- a/scotty.cabal
+++ b/scotty.cabal
@@ -47,6 +47,7 @@ tested-with:         GHC == 8.10.7
                    , GHC == 9.2.8
                    , GHC == 9.4.6
                    , GHC == 9.6.2
+                   , GHC == 9.6.3
 Extra-source-files:
     README.md
     changelog.md
@@ -72,7 +73,7 @@ Library
   build-depends:       aeson                 >= 0.6.2.1  && < 2.3,
                        base                  >= 4.14     && < 5,
                        blaze-builder         >= 0.3.3.0  && < 0.5,
-                       bytestring            >= 0.10.0.2 && < 0.12,
+                       bytestring            >= 0.10.0.2 && < 0.13,
                        case-insensitive      >= 1.0.0.1  && < 1.3,
                        cookie                >= 0.4,
                        data-default-class >= 0.1,