diff --git a/changelog.md b/changelog.md
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,8 @@
+0.2.1
+* Update tested-with.
+* Set lower bound on base.
+* Add transformers-compat.
+
 0.2.0
 * Switch from EitherT to ExceptT.
 
diff --git a/drifter-postgresql.cabal b/drifter-postgresql.cabal
--- a/drifter-postgresql.cabal
+++ b/drifter-postgresql.cabal
@@ -1,5 +1,5 @@
 name:                drifter-postgresql
-version:             0.2.0
+version:             0.2.1
 synopsis:            PostgreSQL support for the drifter schema migration tool
 description:         Support for postgresql-simple Query migrations as well as
                      arbitrary Haskell IO functions. Be sure to check the
@@ -11,7 +11,7 @@
 category:            Database
 build-type:          Simple
 cabal-version:       >=1.10
-tested-with:   GHC == 7.6.3, GHC == 7.8.4, GHC == 7.10.1
+tested-with:         GHC == 7.10.3, GHC == 8.0.2, GHC == 8.2.2
 extra-source-files:
   README.md
   changelog.md
@@ -25,14 +25,14 @@
 
 library
   exposed-modules:   Drifter.PostgreSQL
-  build-depends:       base >=4.5 && <5
+  build-depends:       base >=4.8 && <5
                      , postgresql-simple >= 0.2
                      , containers
                      , drifter >= 0.2
                      , time
-                     , either
                      , mtl
                      , transformers
+                     , transformers-compat >=0.2
   hs-source-dirs:      src
   default-language:    Haskell2010