diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,9 @@
 # Changelog for gargoyle
 
+## 0.1.2.2
+
+* Support GHC 9.12
+
 ## 0.1.2.1
 
 * Support GHC 9.10
diff --git a/gargoyle.cabal b/gargoyle.cabal
--- a/gargoyle.cabal
+++ b/gargoyle.cabal
@@ -1,5 +1,5 @@
 name:               gargoyle
-version:            0.1.2.1
+version:            0.1.2.2
 license:            BSD3
 license-file:       LICENSE
 author:             Obsidian Systems LLC
@@ -22,14 +22,14 @@
   ChangeLog.md
   README.md
 
-tested-with:        GHC ==8.6.5 || ==8.8.4 || ==8.10.7 || ==9.0.2 || ==9.8.2 || ==9.10.1
+tested-with:        GHC ==8.6.5 || ==8.8.4 || ==8.10.7 || ==9.0.2 || ==9.8.2 || ==9.10.1 || ==9.12.2
 
 library
   exposed-modules:  Gargoyle
   ghc-options:      -Wall
   ghc-prof-options: -fprof-auto-exported
   build-depends:
-      base       >=4.12.0 && <4.21
+      base       >=4.12.0 && <4.22
     , directory  >=1.3.3  && <1.4
     , filelock   >=0.1.1  && <0.2
     , filepath   >=1.4.2  && <1.6