diff --git a/mediabus-fdk-aac.cabal b/mediabus-fdk-aac.cabal
--- a/mediabus-fdk-aac.cabal
+++ b/mediabus-fdk-aac.cabal
@@ -1,5 +1,5 @@
 name: mediabus-fdk-aac
-version: 0.3.0.0
+version: 0.3.2.1
 cabal-version: >=1.10
 build-type: Simple
 license: BSD3
@@ -20,23 +20,23 @@
         Data.MediaBus.FdkAac
     build-depends:
         base >=4.9 && <5,
-        bytestring >=0.10.8.1 && <0.11,
-        conduit >=1.2.9 && <1.3,
-        conduit-combinators >=1.1.0 && <1.2,
-        containers >=0.5.7.1 && <0.6,
-        deepseq >=1.4.2.0 && <1.5,
-        inline-c >=0.5.6.1 && <0.6,
-        lens >=4.15.1 && <4.16,
-        mediabus >=0.3.2.0 && <0.4,
-        monad-logger >=0.3.20.2 && <0.4,
-        random ==1.1.*,
-        resourcet >=1.1.9 && <1.2,
-        spool ==0.1.*,
-        tagged >=0.8.5 && <0.9,
-        text >=1.2.2.1 && <1.3,
-        time >=1.6.0.1 && <1.7,
-        transformers >=0.5.2.0 && <0.6,
-        vector >=0.11.0.0 && <0.12
+        bytestring <0.11,
+        conduit <1.3,
+        conduit-combinators <1.2,
+        containers <0.6,
+        deepseq <1.5,
+        inline-c <0.6,
+        lens <4.16,
+        mediabus <0.4,
+        monad-logger <0.4,
+        random <1.2,
+        resourcet <1.2,
+        spool <0.2,
+        tagged <0.9,
+        text <1.3,
+        time <1.7,
+        transformers <0.6,
+        vector <13
     cc-options: -std=c99 -Wall -O2
     pkgconfig-depends: fdk-aac >=0.1.4
     c-sources:
@@ -62,15 +62,15 @@
     type: exitcode-stdio-1.0
     main-is: Main.hs
     build-depends:
-        base >=4.9.1.0 && <4.10,
-        deepseq >=1.4.2.0 && <1.5,
-        ghc-prim >=0.5.0.0 && <0.6,
-        lens >=4.15.1 && <4.16,
-        monad-logger >=0.3.20.2 && <0.4,
-        mediabus-fdk-aac >=0.3.0.0 && <0.4,
-        mediabus >=0.3.2.0 && <0.4,
-        conduit >=1.2.9 && <1.3,
-        vector >=0.11.0.0 && <0.12
+        base <4.10,
+        deepseq <1.5,
+        ghc-prim <0.6,
+        lens <4.16,
+        monad-logger <0.4,
+        mediabus-fdk-aac <0.4,
+        mediabus <0.4,
+        conduit <1.3,
+        vector <13
     default-language: Haskell2010
     default-extensions: BangPatterns ConstraintKinds CPP DataKinds
                         DefaultSignatures DeriveDataTypeable DeriveFunctor DeriveGeneric
@@ -88,16 +88,16 @@
     type: exitcode-stdio-1.0
     main-is: Encoder.hs
     build-depends:
-        base >=4.9.1.0 && <4.10,
-        deepseq >=1.4.2.0 && <1.5,
-        ghc-prim >=0.5.0.0 && <0.6,
-        lens >=4.15.1 && <4.16,
-        monad-logger >=0.3.20.2 && <0.4,
-        criterion >=1.1.4.0 && <1.2,
-        mediabus-fdk-aac >=0.3.0.0 && <0.4,
-        mediabus >=0.3.2.0 && <0.4,
-        conduit >=1.2.9 && <1.3,
-        vector >=0.11.0.0 && <0.12
+        base <4.10,
+        deepseq <1.5,
+        ghc-prim <0.6,
+        lens <4.16,
+        monad-logger <0.4,
+        criterion <1.2,
+        mediabus-fdk-aac <0.4,
+        mediabus <0.4,
+        conduit <1.3,
+        vector <13
     default-language: Haskell2010
     default-extensions: BangPatterns ConstraintKinds CPP DataKinds
                         DefaultSignatures DeriveDataTypeable DeriveFunctor DeriveGeneric