diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,3 +1,8 @@
+## 0.3.31
+
+* Re-export `fromLogStr` to make implementing custom instances more convenient.
+  [#14](https://github.com/snoyberg/monad-logger/pull/14)
+
 ## 0.3.30
 
 * Added `MonadFail` instances for `LoggingT` and `NoLoggingT`.
diff --git a/Control/Monad/Logger.hs b/Control/Monad/Logger.hs
--- a/Control/Monad/Logger.hs
+++ b/Control/Monad/Logger.hs
@@ -38,6 +38,7 @@
     -- * Re-export from fast-logger
     , LogStr
     , ToLogStr(..)
+    , fromLogStr
     -- * Helper transformers
     , LoggingT (..)
     , runStderrLoggingT
diff --git a/monad-logger.cabal b/monad-logger.cabal
--- a/monad-logger.cabal
+++ b/monad-logger.cabal
@@ -1,13 +1,13 @@
 cabal-version: 1.12
 
--- This file has been generated from package.yaml by hpack version 0.30.0.
+-- This file has been generated from package.yaml by hpack version 0.31.2.
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 22d960dbb396a0334ad3bd72ffff312759a58fd3a9d0308d81ec36ab8649c961
+-- hash: 732ba66e7c9140cd574be4c9bda3f12c1b8f9b6ddf7f75d373f6a0c518c292f0
 
 name:           monad-logger
-version:        0.3.30
+version:        0.3.31
 synopsis:       A class of monads which can log messages.
 description:    See README and Haddocks at <https://www.stackage.org/package/monad-logger>
 category:       System
@@ -42,7 +42,7 @@
     , conduit >=1.0 && <1.4
     , conduit-extra >=1.1 && <1.4
     , exceptions >=0.6 && <0.11
-    , fast-logger >=2.1 && <2.5
+    , fast-logger >=2.1 && <3.1
     , lifted-base
     , monad-control >=1.0
     , monad-loops