diff --git a/Database/HDBC/MySQL/Connection.hsc b/Database/HDBC/MySQL/Connection.hsc
--- a/Database/HDBC/MySQL/Connection.hsc
+++ b/Database/HDBC/MySQL/Connection.hsc
@@ -17,6 +17,7 @@
 
 import qualified Database.HDBC.Types as Types
 import Database.HDBC.ColTypes as ColTypes
+import Database.HDBC (throwSqlError)
 
 #include <mysql.h>
 
@@ -652,7 +653,7 @@
                     nullable = Just $ nullAllowed == "YES"
                 in (colname, ColTypes.SqlColDesc sqlTypeId Nothing Nothing Nothing nullable)
 
-            fromRow _ = throwDyn $ Types.SqlError "" 0 "DESCRIBE failed"
+            fromRow _ = error "DESCRIBE failed"
 
 -- XXX this is likely to be incomplete.
 typeIdOfString :: String -> ColTypes.SqlTypeId
@@ -689,14 +690,14 @@
 statementError stmt_ = do
   errno <- mysql_stmt_errno stmt_
   msg <- peekCString =<< mysql_stmt_error stmt_
-  throwDyn $ Types.SqlError "" (fromIntegral errno) msg
+  throwSqlError $ Types.SqlError "" (fromIntegral errno) msg
 
 -- Returns the last connection-level error.
 connectionError :: Ptr MYSQL -> IO a
 connectionError mysql_ = do
   errno <- mysql_errno mysql_
   msg <- peekCString =<< mysql_error mysql_
-  throwDyn $ Types.SqlError "" (fromIntegral errno) msg
+  throwSqlError $ Types.SqlError "" (fromIntegral errno) msg
 
 {- ---------------------------------------------------------------------- -}
 
diff --git a/HDBC-mysql.cabal b/HDBC-mysql.cabal
--- a/HDBC-mysql.cabal
+++ b/HDBC-mysql.cabal
@@ -1,7 +1,7 @@
 Name:             HDBC-mysql
 Category:         Database
 Synopsis:         MySQL driver for HDBC
-Version:          0.4
+Version:          0.5
 Description:      This package provides a MySQL driver for HDBC.
 Stability:        Experimental
 Maintainer:       Chris Waterson <waterson@maubi.net>
@@ -10,7 +10,7 @@
 License:          LGPL
 License-file:     COPYING
 Homepage:         http://www.maubi.net/~waterson/hacks/hdbc-mysql.html
-Build-Depends:    base >= 3 && < 4, bytestring, time, HDBC >= 1.1.0
+Build-Depends:    base, bytestring, time, HDBC >= 2.1.0
 Exposed-modules:  Database.HDBC.MySQL
 Other-modules:    Database.HDBC.MySQL.Connection
 ghc-options:      -Wall