diff --git a/nonce.cabal b/nonce.cabal
--- a/nonce.cabal
+++ b/nonce.cabal
@@ -1,5 +1,5 @@
 name:                nonce
-version:             1.0.2
+version:             1.0.3
 synopsis:            Generate cryptographic nonces.
 homepage:            https://github.com/prowdsponsor/nonce
 license:             BSD3
@@ -28,11 +28,10 @@
   exposed-modules:
     Crypto.Nonce
   build-depends:
-      base              >= 4.5   && < 4.9
+      base              >= 4.5   && < 4.11
     , base64-bytestring == 1.0.*
     , bytestring        >= 0.9
-    , crypto-random     == 0.0.*
-    , cprng-aes         >= 0.5   && < 0.7
+    , cryptonite        >= 0.4
     , text              >= 0.9
     , transformers      >= 0.2
   hs-source-dirs: src/
diff --git a/src/Crypto/Nonce.hs b/src/Crypto/Nonce.hs
--- a/src/Crypto/Nonce.hs
+++ b/src/Crypto/Nonce.hs
@@ -32,11 +32,10 @@
 
 import Control.Monad (liftM)
 import Control.Monad.IO.Class (MonadIO, liftIO)
+import Crypto.Random
 import Data.Tuple (swap)
 import Data.Typeable (Typeable)
 
-import qualified Crypto.Random as R
-import qualified Crypto.Random.AESCtr as AESCtr
 import qualified Data.ByteString as B
 import qualified Data.ByteString.Base64.URL as B64URL
 import qualified Data.IORef as I
@@ -46,7 +45,7 @@
 
 -- | An encapsulated nonce generator.
 data Generator =
-  G (I.IORef AESCtr.AESRNG)
+  G (I.IORef SystemDRG)
   deriving (Typeable)
 
 instance Show Generator where
@@ -55,12 +54,12 @@
 
 -- | Create a new nonce generator using the system entropy.
 new :: MonadIO m => m Generator
-new = liftM G . liftIO $ AESCtr.makeSystem >>= I.newIORef
+new = liftM G . liftIO $ getSystemDRG >>= I.newIORef
 
 
--- | (Internal) Generate the given number of bytes from the AES CPRNG.
+-- | (Internal) Generate the given number of bytes from the DRG.
 genBytes :: MonadIO m => Int -> Generator -> m B.ByteString
-genBytes n (G v) = liftIO $ I.atomicModifyIORef v $ swap . R.cprgGenerate n
+genBytes n (G v) = liftIO $ I.atomicModifyIORef v $ swap . randomBytesGenerate n
 
 
 -- | Generate a 128 bit nonce as a 'B.ByteString' of 16 bytes.