diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b0e10e7..8b444ce 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,14 +28,14 @@ jobs:
           - '9.0.2'
           - '9.2.8'
           - '9.4.8'
-          - '9.6.5'
-          - '9.8.2'
+          - '9.6.6'
+          - '9.8.4'
           - '9.10.1'
         exclude:
           - os: macOS-latest
-            ghc: 9.8.2
+            ghc: 9.8.4
           - os: macOS-latest
-            ghc: 9.6.5
+            ghc: 9.6.6
           - os: macOS-latest
             ghc: 9.4.8
           - os: macOS-latest
@@ -54,9 +54,9 @@ jobs:
             ghc: 8.2.2
 
           - os: windows-latest
-            ghc: 9.8.2
+            ghc: 9.8.4
           - os: windows-latest
-            ghc: 9.6.5
+            ghc: 9.6.6
           - os: windows-latest
             ghc: 9.4.8
           - os: windows-latest
diff --git a/co-log-core.cabal b/co-log-core.cabal
index 34c02fe..25a961d 100644
--- a/co-log-core.cabal
+++ b/co-log-core.cabal
@@ -41,8 +41,8 @@ tested-with:         GHC == 8.2.2
                      GHC == 9.0.2
                      GHC == 9.2.8
                      GHC == 9.4.8
-                     GHC == 9.6.5
-                     GHC == 9.8.2
+                     GHC == 9.6.6
+                     GHC == 9.8.4
                      GHC == 9.10.1
 
 source-repository head
@@ -107,5 +107,5 @@ test-suite doctest
   type:                 exitcode-stdio-1.0
   hs-source-dirs:       test
   main-is:              Doctests.hs
-  build-depends:        doctest >= 0.16.0 && < 0.23
+  build-depends:        doctest >= 0.16.0 && < 0.24
                       , Glob ^>= 0.10.0