diff --git a/asn1-data.cabal b/asn1-data.cabal
--- a/asn1-data.cabal
+++ b/asn1-data.cabal
@@ -1,5 +1,5 @@
 Name:                asn1-data
-Version:             0.2.1
+Version:             0.2.2
 Description:
     ASN1 data reader and writer in raw form with supports for high level forms of ASN1 (BER, CER and DER)
 License:             BSD3
@@ -24,7 +24,7 @@
   Build-Depends:     base >= 3 && < 7,
                      binary >= 0.5,
                      bytestring,
-                     monads-fd
+                     mtl
   Exposed-modules:   Data.ASN1.BER
                      Data.ASN1.CER
                      Data.ASN1.DER