diff --git a/cryptonite.cabal b/cryptonite.cabal
index c5b69b3..94bb9d4 100644
--- a/cryptonite.cabal
+++ b/cryptonite.cabal
@@ -129,6 +129,7 @@ Library
                      Crypto.Internal.CompatPrim
                      Crypto.Internal.Bytes
                      Crypto.Internal.Endian
+                     Crypto.Internal.Hex
                      Crypto.Internal.Imports
                      Crypto.Internal.Memory
                      Crypto.Internal.Words