diff --git a/hledger-lib/hledger-lib.cabal b/hledger-lib/hledger-lib.cabal
index 7b6a5c8b1..a49fadf60 100644
--- a/hledger-lib/hledger-lib.cabal
+++ b/hledger-lib/hledger-lib.cabal
@@ -34,7 +34,7 @@ license:        GPL-3.0-or-later
 license-file:   LICENSE
 build-type:     Simple
 tested-with:
-    ghc==8.10.7, ghc==9.0.2, ghc==9.2.8, ghc==9.4.8, ghc==9.6.7, ghc==9.8.4, ghc==9.10.1
+    ghc==8.10.7, ghc==9.0.2, ghc==9.2.8, ghc==9.4.8, ghc==9.6.7, ghc==9.8.4, ghc==9.10.2, ghc==9.12.1
 extra-source-files:
     CHANGES.md
     README.md
diff --git a/hledger-lib/package.yaml b/hledger-lib/package.yaml
index dc4991fe6..a6eec479a 100644
--- a/hledger-lib/package.yaml
+++ b/hledger-lib/package.yaml
@@ -4,7 +4,7 @@ license:       GPL-3.0-or-later
 maintainer:    Simon Michael <simon@joyful.com>
 author:        Simon Michael <simon@joyful.com>
 stability:     stable
-tested-with:   ghc==8.10.7, ghc==9.0.2, ghc==9.2.8, ghc==9.4.8, ghc==9.6.7, ghc==9.8.4, ghc==9.10.1
+tested-with:   ghc==8.10.7, ghc==9.0.2, ghc==9.2.8, ghc==9.4.8, ghc==9.6.7, ghc==9.8.4, ghc==9.10.2, ghc==9.12.1
 homepage:      http://hledger.org
 bug-reports:   http://bugs.hledger.org
 github:        simonmichael/hledger
diff --git a/hledger-ui/hledger-ui.cabal b/hledger-ui/hledger-ui.cabal
index 77b2df0e3..91a10e1ea 100644
--- a/hledger-ui/hledger-ui.cabal
+++ b/hledger-ui/hledger-ui.cabal
@@ -26,7 +26,7 @@ license:        GPL-3.0-or-later
 license-file:   LICENSE
 build-type:     Simple
 tested-with:
-    ghc==8.10.7, ghc==9.0.2, ghc==9.2.8, ghc==9.4.8, ghc==9.6.7, ghc==9.8.4, ghc==9.10.1
+    ghc==8.10.7, ghc==9.0.2, ghc==9.2.8, ghc==9.4.8, ghc==9.6.7, ghc==9.8.4, ghc==9.10.2, ghc==9.12.1
 extra-source-files:
     CHANGES.md
     README.md
diff --git a/hledger-ui/package.yaml b/hledger-ui/package.yaml
index 325f0b338..4ddb74d36 100644
--- a/hledger-ui/package.yaml
+++ b/hledger-ui/package.yaml
@@ -4,7 +4,7 @@ license:       GPL-3.0-or-later
 maintainer:    Simon Michael <simon@joyful.com>
 author:        Simon Michael <simon@joyful.com>
 stability:     stable
-tested-with:   ghc==8.10.7, ghc==9.0.2, ghc==9.2.8, ghc==9.4.8, ghc==9.6.7, ghc==9.8.4, ghc==9.10.1
+tested-with:   ghc==8.10.7, ghc==9.0.2, ghc==9.2.8, ghc==9.4.8, ghc==9.6.7, ghc==9.8.4, ghc==9.10.2, ghc==9.12.1
 homepage:      http://hledger.org
 bug-reports:   http://bugs.hledger.org
 github:        simonmichael/hledger
diff --git a/hledger-web/hledger-web.cabal b/hledger-web/hledger-web.cabal
index 69657cd23..8d150725d 100644
--- a/hledger-web/hledger-web.cabal
+++ b/hledger-web/hledger-web.cabal
@@ -28,7 +28,7 @@ license:        GPL-3.0-or-later
 license-file:   LICENSE
 build-type:     Simple
 tested-with:
-    ghc==8.10.7, ghc==9.0.2, ghc==9.2.8, ghc==9.4.8, ghc==9.6.7, ghc==9.8.4, ghc==9.10.1
+    ghc==8.10.7, ghc==9.0.2, ghc==9.2.8, ghc==9.4.8, ghc==9.6.7, ghc==9.8.4, ghc==9.10.2, ghc==9.12.1
 extra-source-files:
     CHANGES.md
     README.md
diff --git a/hledger-web/package.yaml b/hledger-web/package.yaml
index 95a7cd4d3..a73039ed2 100644
--- a/hledger-web/package.yaml
+++ b/hledger-web/package.yaml
@@ -4,7 +4,7 @@ license:       GPL-3.0-or-later
 maintainer:    Simon Michael <simon@joyful.com>
 author:        Simon Michael <simon@joyful.com>
 stability:     stable
-tested-with:   ghc==8.10.7, ghc==9.0.2, ghc==9.2.8, ghc==9.4.8, ghc==9.6.7, ghc==9.8.4, ghc==9.10.1
+tested-with:   ghc==8.10.7, ghc==9.0.2, ghc==9.2.8, ghc==9.4.8, ghc==9.6.7, ghc==9.8.4, ghc==9.10.2, ghc==9.12.1
 homepage:      http://hledger.org
 bug-reports:   http://bugs.hledger.org
 github:        simonmichael/hledger
diff --git a/hledger/hledger.cabal b/hledger/hledger.cabal
index acc98add7..3a38d0464 100644
--- a/hledger/hledger.cabal
+++ b/hledger/hledger.cabal
@@ -27,7 +27,7 @@ license:        GPL-3.0-or-later
 license-file:   LICENSE
 build-type:     Simple
 tested-with:
-    ghc==8.10.7, ghc==9.0.2, ghc==9.2.8, ghc==9.4.8, ghc==9.6.7, ghc==9.8.4, ghc==9.10.1
+    ghc==8.10.7, ghc==9.0.2, ghc==9.2.8, ghc==9.4.8, ghc==9.6.7, ghc==9.8.4, ghc==9.10.2, ghc==9.12.1
 extra-source-files:
     CHANGES.md
     README.md
diff --git a/hledger/package.yaml b/hledger/package.yaml
index e01fa9aa6..d71ec9ca8 100644
--- a/hledger/package.yaml
+++ b/hledger/package.yaml
@@ -4,7 +4,7 @@ license:       GPL-3.0-or-later
 maintainer:    Simon Michael <simon@joyful.com>
 author:        Simon Michael <simon@joyful.com>
 stability:     stable
-tested-with:   ghc==8.10.7, ghc==9.0.2, ghc==9.2.8, ghc==9.4.8, ghc==9.6.7, ghc==9.8.4, ghc==9.10.1
+tested-with:   ghc==8.10.7, ghc==9.0.2, ghc==9.2.8, ghc==9.4.8, ghc==9.6.7, ghc==9.8.4, ghc==9.10.2, ghc==9.12.1
 homepage:      http://hledger.org
 bug-reports:   http://bugs.hledger.org
 github:        simonmichael/hledger