diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index cfb82ae..db9064b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,9 +26,9 @@ jobs:
           - "9.2.8"
           - "9.4.8"
         include:
-          - ghc: "9.6.4"
+          - ghc: "9.6.5"
             cabal: "3.10"
-          - ghc: "9.8.1"
+          - ghc: "9.8.2"
             cabal: "3.10"
     steps:
       - uses: actions/checkout@v4
@@ -74,10 +74,10 @@ jobs:
           - ghc: "9.4.8"
             cabal: "3.8"
             winio: true
-          - ghc: "9.6.4"
+          - ghc: "9.6.5"
             cabal: "3.10"
             winio: true
-          - ghc: "9.8.1"
+          - ghc: "9.8.2"
             cabal: "3.10"
             winio: true
     steps:
diff --git a/stack-winio.yaml b/stack-winio.yaml
index 23ec0f4..16c5d57 100644
--- a/stack-winio.yaml
+++ b/stack-winio.yaml
@@ -1,4 +1,4 @@
-snapshot: lts-22.9 # GHC 9.6.4
+snapshot: lts-22.18 # GHC 9.6.4
 flags:
   ansi-terminal:
     example: false
diff --git a/stack.yaml b/stack.yaml
index 5f217a3..6ea28e2 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -1,4 +1,4 @@
-snapshot: lts-22.9 # GHC 9.6.4
+snapshot: lts-22.18 # GHC 9.6.4
 flags:
   ansi-terminal:
     example: false