diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 Transformers-Base
 =================
 
-[![Travis](https://img.shields.io/travis/mvv/transformers-base/master.svg)](https://travis-ci.org/mvv/transformers-base) [![Hackage](https://img.shields.io/hackage/v/transformers-base.svg)](http://hackage.haskell.org/package/transformers-base)
+[![Build](https://github.com/mvv/transformers-base/actions/workflows/ci.yml/badge.svg)](https://github.com/mvv/transformers-base/actions/workflows/ci.yml) [![Hackage](https://img.shields.io/hackage/v/transformers-base.svg)](http://hackage.haskell.org/package/transformers-base)
 
 This package provides a straightforward port of [monadLib][monadLib]'s BaseM
 typeclass to [transformers][transformers].
diff --git a/src/Control/Monad/Base.hs b/src/Control/Monad/Base.hs
--- a/src/Control/Monad/Base.hs
+++ b/src/Control/Monad/Base.hs
@@ -52,8 +52,13 @@
 import Data.Orphans ()
 #endif
 #if MIN_VERSION_base(4,4,0)
+# if MIN_VERSION_base(4,8,0)
+import qualified Control.Monad.ST.Lazy as L
+import qualified Control.Monad.ST.Strict as S
+# else
 import qualified Control.Monad.ST.Lazy.Safe as L
 import qualified Control.Monad.ST.Safe as S
+# endif
 #endif
 import Control.Monad.STM (STM)
 
diff --git a/transformers-base.cabal b/transformers-base.cabal
--- a/transformers-base.cabal
+++ b/transformers-base.cabal
@@ -1,5 +1,5 @@
 Name: transformers-base
-Version: 0.4.6
+Version: 0.4.6.1
 Category: Control
 Stability: experimental
 Synopsis: Lift computations from the bottom of a transformer stack
@@ -23,9 +23,10 @@
 Extra-Source-Files:
   README.md
 
-Tested-With: GHC==7.0.4, GHC==7.4.2, GHC==7.6.3, GHC==7.8.4,
-             GHC==7.10.3, GHC==8.0.2, GHC==8.2.2, GHC==8.4.4, GHC==8.6.5,
-             GHC==8.8.4, GHC==8.10.5, GHC==9.0.1
+Tested-With: GHC==7.0.4, GHC==7.4.2, GHC==7.6.3, GHC==7.8.4, GHC==7.10.3,
+             GHC==8.0.2, GHC==8.2.2, GHC==8.4.4, GHC==8.6.5, GHC==8.8.4,
+             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==9.10.3, GHC==9.12.2
 
 Cabal-Version: >= 1.10
 Build-Type: Simple