diff --git a/apiary-logger.cabal b/apiary-logger.cabal
--- a/apiary-logger.cabal
+++ b/apiary-logger.cabal
@@ -1,5 +1,5 @@
 name:                apiary-logger
-version:             1.5.0
+version:             1.5.1
 synopsis:            fast-logger support for apiary web framework.
 description:
   example: <https://github.com/philopon/apiary/blob/master/examples/persistent.hs>
@@ -22,7 +22,7 @@
                      , apiary             >=2.1   && <3.0
                      , fast-logger        >=2.1   && <2.5
                      , monad-logger       >=0.3   && <0.4
-                     , data-default-class >=0.0   && <0.1
+                     , data-default-class >=0.0   && <0.2
 
                      , transformers       >=0.2   && <0.6
                      , transformers-base  >=0.4   && <0.6
@@ -30,7 +30,7 @@
                      , lifted-base        >=0.2   && <0.3
 
   hs-source-dirs:      src
-  ghc-options:         -O2 -Wall
+  ghc-options:         -Wall
   default-language:    Haskell2010
 
 source-repository head