diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,5 +1,10 @@
 # Revision history for toml-parser
 
+## 2.0.1.0
+
+* Added `ToValue UTCTime` and `FromValue UTCTime`. These correspond
+  to offset data-times with the timezone translated to UTC.
+
 ## 2.0.0.0
 
 * Pervasive annotations on the values added to allow for detailed
diff --git a/src/Toml/Schema/FromValue.hs b/src/Toml/Schema/FromValue.hs
--- a/src/Toml/Schema/FromValue.hs
+++ b/src/Toml/Schema/FromValue.hs
@@ -55,7 +55,7 @@
 import Data.Text (Text)
 import Data.Text qualified as Text
 import Data.Text.Lazy qualified
-import Data.Time (ZonedTime, LocalTime, Day, TimeOfDay)
+import Data.Time (ZonedTime, LocalTime, Day, TimeOfDay, UTCTime, zonedTimeToUTC)
 import Data.Word (Word8, Word16, Word32, Word64)
 import Numeric.Natural (Natural)
 import Toml.Schema.Matcher
@@ -243,6 +243,11 @@
 -- | Matches offset date-time literals
 instance FromValue ZonedTime where
     fromValue (ZonedTime' _ x) = pure x
+    fromValue v = typeError "offset date-time" v
+
+-- | Matches offset date-time literals and converts to UTC
+instance FromValue UTCTime where
+    fromValue (ZonedTime' _ x) = pure (zonedTimeToUTC x)
     fromValue v = typeError "offset date-time" v
 
 -- | Matches local date-time literals
diff --git a/src/Toml/Schema/ToValue.hs b/src/Toml/Schema/ToValue.hs
--- a/src/Toml/Schema/ToValue.hs
+++ b/src/Toml/Schema/ToValue.hs
@@ -39,7 +39,7 @@
 import Data.Text (Text)
 import Data.Text qualified as Text
 import Data.Text.Lazy qualified
-import Data.Time (Day, TimeOfDay, LocalTime, ZonedTime)
+import Data.Time (Day, TimeOfDay, LocalTime, ZonedTime, UTCTime, utcToZonedTime, utc)
 import Data.Word (Word8, Word16, Word32, Word64)
 import Numeric.Natural (Natural)
 import Toml.Semantics
@@ -163,6 +163,7 @@
 instance ToValue TimeOfDay where toValue = TimeOfDay
 instance ToValue LocalTime where toValue = LocalTime
 instance ToValue ZonedTime where toValue = ZonedTime
+instance ToValue UTCTime   where toValue = ZonedTime . utcToZonedTime utc
 instance ToValue Day       where toValue = Day
 instance ToValue Integer   where toValue = Integer
 instance ToValue Natural   where toValue = Integer . fromIntegral
diff --git a/test/TomlSpec.hs b/test/TomlSpec.hs
--- a/test/TomlSpec.hs
+++ b/test/TomlSpec.hs
@@ -12,7 +12,6 @@
 -}
 module TomlSpec (spec) where
 
-import Data.Map (Map)
 import Data.Map qualified as Map
 import Data.Text (Text)
 import Data.Time (Day)
@@ -314,9 +313,9 @@
           Right (table [
             "flt1" .= Double 1.0,
             "flt2" .= Double 3.1415,
-            "flt3" .= Double (-0.01),
-            "flt4" .= Double 5e22,
-            "flt5" .= Double 1e06,
+            "flt3" .= Double (-1.0e-2),
+            "flt4" .= Double 4.9999999999999996e22,
+            "flt5" .= Double 1000000.0,
             "flt6" .= Double (-2.0e-2),
             "flt7" .= Double 6.626e-34,
             "flt8" .= Double 224617.445991228,
@@ -325,14 +324,17 @@
             "sf3"  .= Double (-1/0)])
 
         it "parses nan correctly" $
-          decode [quoteStr|
+          let checkNaN (Double' _ x) = isNaN x
+              checkNaN _         = False
+          in
+          parse [quoteStr|
             # not a number
             sf4 = nan  # actual sNaN/qNaN encoding is implementation-specific
             sf5 = +nan # same as `nan`
             sf6 = -nan # valid, actual encoding is implementation-specific|]
           `shouldSatisfy` \case
-            Success _ t -> all isNaN (t :: Map Text Double)
-            Failure{} -> False
+            Left{} -> False
+            Right (MkTable x) -> all (checkNaN . snd) x
 
         -- code using Numeric.readFloat can use significant
         -- resources. this makes sure this doesn't start happening
diff --git a/toml-parser.cabal b/toml-parser.cabal
--- a/toml-parser.cabal
+++ b/toml-parser.cabal
@@ -1,6 +1,6 @@
 cabal-version:      3.0
 name:               toml-parser
-version:            2.0.0.0
+version:            2.0.1.0
 synopsis:           TOML 1.0.0 parser
 description:
     TOML parser using generated lexers and parsers with
@@ -13,7 +13,7 @@
 copyright:          2023 Eric Mertens
 category:           Text
 build-type:         Simple
-tested-with:        GHC == {8.10.7, 9.0.2, 9.2.8, 9.4.8, 9.6.4, 9.8.1}
+tested-with:        GHC == {8.10.7, 9.0.2, 9.2.8, 9.4.8, 9.6.5, 9.8.2, 9.10.1}
 
 extra-doc-files:
     ChangeLog.md
@@ -71,11 +71,11 @@
         Toml.Syntax.ParserUtils
     build-depends:
         array           ^>= 0.5,
-        base            ^>= {4.14, 4.15, 4.16, 4.17, 4.18, 4.19},
+        base            ^>= {4.14, 4.15, 4.16, 4.17, 4.18, 4.19, 4.20},
         containers      ^>= {0.5, 0.6, 0.7},
         prettyprinter   ^>= 1.7,
         text            >= 0.2 && < 3,
-        time            ^>= {1.9, 1.10, 1.11, 1.12},
+        time            ^>= {1.9, 1.10, 1.11, 1.12, 1.14},
         transformers    ^>= {0.5, 0.6},
     build-tool-depends:
         alex:alex       >= 3.2,
@@ -96,7 +96,7 @@
         base,
         containers,
         hspec           ^>= {2.10, 2.11},
-        template-haskell ^>= {2.16, 2.17, 2.18, 2.19, 2.20, 2.21},
+        template-haskell ^>= {2.16, 2.17, 2.18, 2.19, 2.20, 2.21, 2.22},
         text,
         time,
         toml-parser,
@@ -128,7 +128,7 @@
         base,
         toml-parser,
         hspec           ^>= {2.10, 2.11},
-        template-haskell ^>= {2.16, 2.17, 2.18, 2.19, 2.20, 2.21},
+        template-haskell ^>= {2.16, 2.17, 2.18, 2.19, 2.20, 2.21, 2.22},
         text,
     build-tool-depends:
         markdown-unlit:markdown-unlit ^>= {0.5.1, 0.6.0},