diff --git a/CHANGELOG b/CHANGELOG
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,6 @@
+0.2.2:
+	* Accept smaller int/floats in bigger types
+
 0.2.1:
 	* Expose rawUnescapedText
 
diff --git a/odbc.cabal b/odbc.cabal
--- a/odbc.cabal
+++ b/odbc.cabal
@@ -5,7 +5,7 @@
              suite runs on OS X, Windows and Linux.
 copyright: FP Complete 2018
 maintainer: chrisdone@fpcomplete.com
-version:             0.2.1
+version:             0.2.2
 license:             BSD3
 license-file:        LICENSE
 build-type:          Simple
diff --git a/src/Database/ODBC/Conversion.hs b/src/Database/ODBC/Conversion.hs
--- a/src/Database/ODBC/Conversion.hs
+++ b/src/Database/ODBC/Conversion.hs
@@ -70,12 +70,14 @@
   fromValue =
     (\case
        IntValue x -> pure (id x)
+       ByteValue x -> pure (fromIntegral x)
        v -> Left ("Expected Int, but got: " ++ show v))
 
 instance FromValue Double where
   fromValue =
     (\case
        DoubleValue x -> pure (id x)
+       FloatValue x -> pure (realToFrac x)
        v -> Left ("Expected Double, but got: " ++ show v))
 
 instance FromValue Float where