diff --git a/snaplet-mysql-simple.cabal b/snaplet-mysql-simple.cabal
--- a/snaplet-mysql-simple.cabal
+++ b/snaplet-mysql-simple.cabal
@@ -1,5 +1,5 @@
 name:           snaplet-mysql-simple
-version:        0.2.1.0
+version:        0.2.2.0
 synopsis:       mysql-simple snaplet for the Snap Framework
 description:    This snaplet contains support for using the MariaDB and MySQL
                 database with a Snap Framework application via the mysql-simple
@@ -41,16 +41,16 @@
     clientsession              >= 0.7.2   && < 0.10,
     containers                 >= 0.4     && < 0.6,
     configurator               >= 0.2     && < 0.4,
-    errors                     >= 1.4     && < 1.5,
-    lens                       >= 3.0     && < 4.5,
+    errors                     >= 1.4     && < 2.2,
+    lens                       >= 3.0     && < 4.14,
     MonadCatchIO-transformers  >= 0.3     && < 0.4,
     mtl                        >= 2       && < 3,
     mysql-simple               >= 0.2     && < 0.3,
     mysql                      >= 0.1     && < 0.2,
     resource-pool-catchio      >= 0.2     && < 0.3,
-    snap                       >= 0.10    && < 0.14,
+    snap                       >= 0.10    && < 0.15,
     text                       >= 0.11.2  && < 1.3,
-    transformers               >= 0.2     && < 0.5,
+    transformers               >= 0.2     && < 0.6,
     unordered-containers       >= 0.2     && < 0.3
 
 
diff --git a/src/Snap/Snaplet/Auth/Backends/MysqlSimple.hs b/src/Snap/Snaplet/Auth/Backends/MysqlSimple.hs
--- a/src/Snap/Snaplet/Auth/Backends/MysqlSimple.hs
+++ b/src/Snap/Snaplet/Auth/Backends/MysqlSimple.hs
@@ -36,8 +36,11 @@
 
 ------------------------------------------------------------------------------
 import           Prelude
+import           Control.Lens
 import           Control.Error
 import qualified Control.Exception as E
+import           Control.Monad
+import           Control.Monad.IO.Class
 import qualified Data.Configurator as C
 import qualified Data.HashMap.Lazy as HM
 import qualified Data.Text as T
diff --git a/src/Snap/Snaplet/MysqlSimple.hs b/src/Snap/Snaplet/MysqlSimple.hs
--- a/src/Snap/Snaplet/MysqlSimple.hs
+++ b/src/Snap/Snaplet/MysqlSimple.hs
@@ -100,7 +100,7 @@
   ) where
 
 import           Prelude hiding ((++))
-import           Control.Lens -- (ASetter(), camelCaseFields, makeLensesWith, set)
+import           Control.Lens
 import           Control.Monad.CatchIO (MonadCatchIO)
 -- import qualified Control.Monad.CatchIO as CIO
 import           Control.Monad.IO.Class