diff --git a/pkgs/development/libraries/haskell/MonadCatchIO-transformers/default.nix b/pkgs/development/libraries/haskell/MonadCatchIO-transformers/default.nix
index 5ee945d26782..4edd801d08d8 100644
--- a/pkgs/development/libraries/haskell/MonadCatchIO-transformers/default.nix
+++ b/pkgs/development/libraries/haskell/MonadCatchIO-transformers/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "MonadCatchIO-transformers";
-  version = "0.2.2.3";
-  sha256 = "1qwy9rrmf3kl7rb7v46n81xmrwy4xl63lfnlsiz1qc0hybjkl7m6";
+  version = "0.3.0.0";
+  sha256 = "0v7k6npfr1x9s4bk409y6sc1vhzs5pm4mwpky356z7kdvz2z274c";
   buildDepends = [ extensibleExceptions transformers ];
   meta = {
     description = "Monad-transformer compatible version of the Control.Exception module";
diff --git a/pkgs/development/libraries/haskell/RSA/default.nix b/pkgs/development/libraries/haskell/RSA/default.nix
index 173ddc314952..3f9b37535952 100644
--- a/pkgs/development/libraries/haskell/RSA/default.nix
+++ b/pkgs/development/libraries/haskell/RSA/default.nix
@@ -1,12 +1,12 @@
-{ cabal, binary, pureMD5, random, SHA }:
+{ cabal, binary, cryptoApi, monadcryptorandom, pureMD5, SHA }:
 
 cabal.mkDerivation (self: {
   pname = "RSA";
-  version = "1.0.6.3";
-  sha256 = "0lk3nsh6nvacv1xzrg2pxxhd5gglmy40dkb8a47c9r9px0q6yjpj";
+  version = "1.2.0.0";
+  sha256 = "0x4wa0yq4k43ccdakqcmy0mxvdlvrkfg6kc1j2hv7hh8b4vjisms";
   isLibrary = true;
   isExecutable = true;
-  buildDepends = [ binary pureMD5 random SHA ];
+  buildDepends = [ binary cryptoApi monadcryptorandom pureMD5 SHA ];
   meta = {
     description = "Implementation of RSA, using the padding schemes of PKCS#1 v2.1.";
     license = self.stdenv.lib.licenses.bsd3;
diff --git a/pkgs/development/libraries/haskell/certificate/default.nix b/pkgs/development/libraries/haskell/certificate/default.nix
index e885c39cb05f..7e77aa41f5e8 100644
--- a/pkgs/development/libraries/haskell/certificate/default.nix
+++ b/pkgs/development/libraries/haskell/certificate/default.nix
@@ -1,15 +1,12 @@
-{ cabal, asn1Data, base64Bytestring, cryptoPubkeyTypes, mtl, time
-}:
+{ cabal, asn1Data, cryptoPubkeyTypes, mtl, pem, time }:
 
 cabal.mkDerivation (self: {
   pname = "certificate";
-  version = "1.1.1";
-  sha256 = "1n9sj69haqsiny1zn1lb09q86ga4ccypbdbkxsk5bzv10ygkk7d9";
+  version = "1.2.1";
+  sha256 = "0lhw38jqkiw7dwckwcqwmsi9br1insb5dp8wajcpgas6xn6cy2qy";
   isLibrary = true;
   isExecutable = true;
-  buildDepends = [
-    asn1Data base64Bytestring cryptoPubkeyTypes mtl time
-  ];
+  buildDepends = [ asn1Data cryptoPubkeyTypes mtl pem time ];
   meta = {
     homepage = "http://github.com/vincenthz/hs-certificate";
     description = "Certificates and Key Reader/Writer";
diff --git a/pkgs/development/libraries/haskell/crypto-api/default.nix b/pkgs/development/libraries/haskell/crypto-api/default.nix
index 51b827c9e252..742da01b464c 100644
--- a/pkgs/development/libraries/haskell/crypto-api/default.nix
+++ b/pkgs/development/libraries/haskell/crypto-api/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "crypto-api";
-  version = "0.9";
-  sha256 = "11372brnpiqdm6fdfp95wyyl8nvhbagnq0q2bdhn4xsskpnp4hnp";
+  version = "0.10.1";
+  sha256 = "1l73c9pik6109frzyrxh8kpdsfpa9wf6ijnd8zfbnhmk5pn6jaww";
   buildDepends = [ cereal entropy largeword tagged ];
   meta = {
     homepage = "http://trac.haskell.org/crypto-api/wiki";
diff --git a/pkgs/development/libraries/haskell/crypto-conduit/default.nix b/pkgs/development/libraries/haskell/crypto-conduit/default.nix
index 4fa65cb16d90..8ef4c9408f51 100644
--- a/pkgs/development/libraries/haskell/crypto-conduit/default.nix
+++ b/pkgs/development/libraries/haskell/crypto-conduit/default.nix
@@ -5,6 +5,9 @@ cabal.mkDerivation (self: {
   version = "0.3.1";
   sha256 = "0hb9wkq70bmx54vksj78f0av1byvksjhqlr730cfc5fc6w60kzqk";
   buildDepends = [ cereal conduit cryptoApi transformers ];
+  patchPhase = ''
+    sed -i -e 's|crypto-api >= 0.9 && < 0.10|crypto-api|' crypto-conduit.cabal
+  '';
   meta = {
     homepage = "https://github.com/meteficha/crypto-conduit";
     description = "Conduit interface for cryptographic operations (from crypto-api)";
diff --git a/pkgs/development/libraries/haskell/http-conduit/default.nix b/pkgs/development/libraries/haskell/http-conduit/default.nix
index 50a7188cbad9..d4c6e27fa3dc 100644
--- a/pkgs/development/libraries/haskell/http-conduit/default.nix
+++ b/pkgs/development/libraries/haskell/http-conduit/default.nix
@@ -8,8 +8,8 @@
 
 cabal.mkDerivation (self: {
   pname = "http-conduit";
-  version = "1.4.1";
-  sha256 = "1jv5nk2h17hf2fp1r6ych9grnlx2hsclxgn10d5f1vx21xbd0hkl";
+  version = "1.4.1.2";
+  sha256 = "1ji7pdqrzhzlmy2ig21s8fcfcqa29lc9k56l29zkw9qqgdaq5x3s";
   buildDepends = [
     asn1Data attoparsec attoparsecConduit base64Bytestring blazeBuilder
     blazeBuilderConduit caseInsensitive certificate conduit cookie
diff --git a/pkgs/development/libraries/haskell/http-enumerator/default.nix b/pkgs/development/libraries/haskell/http-enumerator/default.nix
deleted file mode 100644
index 1104794be20a..000000000000
--- a/pkgs/development/libraries/haskell/http-enumerator/default.nix
+++ /dev/null
@@ -1,27 +0,0 @@
-{ cabal, asn1Data, attoparsec, attoparsecEnumerator
-, base64Bytestring, blazeBuilder, blazeBuilderEnumerator
-, caseInsensitive, certificate, cprngAes, dataDefault, enumerator
-, failure, httpTypes, monadControl, network, tls, tlsExtra
-, transformers, utf8String, zlibEnum
-}:
-
-cabal.mkDerivation (self: {
-  pname = "http-enumerator";
-  version = "0.7.3.2";
-  sha256 = "1djr41fc8blpmwcj3ckix0xnc0kfasbmkx82wpzrq23h54jrbdjl";
-  isLibrary = true;
-  isExecutable = true;
-  buildDepends = [
-    asn1Data attoparsec attoparsecEnumerator base64Bytestring
-    blazeBuilder blazeBuilderEnumerator caseInsensitive certificate
-    cprngAes dataDefault enumerator failure httpTypes monadControl
-    network tls tlsExtra transformers utf8String zlibEnum
-  ];
-  meta = {
-    homepage = "http://github.com/snoyberg/http-enumerator";
-    description = "HTTP client package with enumerator interface and HTTPS support";
-    license = self.stdenv.lib.licenses.bsd3;
-    platforms = self.ghc.meta.platforms;
-    maintainers = [ self.stdenv.lib.maintainers.andres ];
-  };
-})
diff --git a/pkgs/development/libraries/haskell/pem/default.nix b/pkgs/development/libraries/haskell/pem/default.nix
index 35d8a49c2c83..ff9b91fe0dac 100644
--- a/pkgs/development/libraries/haskell/pem/default.nix
+++ b/pkgs/development/libraries/haskell/pem/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "pem";
-  version = "0.1.0";
-  sha256 = "0qhkmxfhzpzg3ycdzr4b7zzf84vmhbqv2irh95ymmdbr0cc5hhn9";
+  version = "0.1.1";
+  sha256 = "0klb39w6mihx35xgdw5wvi1q6r61xgrsqvcqi4c5r6psv5z94cil";
   buildDepends = [ attoparsec base64Bytestring cereal mtl ];
   meta = {
     homepage = "http://github.com/vincenthz/hs-pem";
diff --git a/pkgs/development/libraries/haskell/skein/default.nix b/pkgs/development/libraries/haskell/skein/default.nix
index a1123c793f3c..9d2a13b11a32 100644
--- a/pkgs/development/libraries/haskell/skein/default.nix
+++ b/pkgs/development/libraries/haskell/skein/default.nix
@@ -5,6 +5,9 @@ cabal.mkDerivation (self: {
   version = "0.1.0.5";
   sha256 = "12hyyydznss802v4pwfcpjr0y7241114a9z82xxq60q8dval8fyb";
   buildDepends = [ cereal cryptoApi tagged ];
+  patchPhase = ''
+    sed -i -e 's|tagged  *>= 0.2 && < 0.3|tagged|' -e 's|crypto-api  *>= 0.6 && < 0.10|crypto-api|' skein.cabal
+  '';
   meta = {
     description = "Skein, a family of cryptographic hash functions. Includes Skein-MAC as well.";
     license = self.stdenv.lib.licenses.bsd3;
diff --git a/pkgs/development/libraries/haskell/snap/core.nix b/pkgs/development/libraries/haskell/snap/core.nix
index 21d95eca679b..c9352d812766 100644
--- a/pkgs/development/libraries/haskell/snap/core.nix
+++ b/pkgs/development/libraries/haskell/snap/core.nix
@@ -17,6 +17,9 @@ cabal.mkDerivation (self: {
     MonadCatchIOTransformers mtl mwcRandom regexPosix text time
     transformers unixCompat unorderedContainers vector zlibEnum
   ];
+  patchPhase = ''
+    sed -i -e 's|MonadCatchIO-transformers >= 0.2.1 && < 0.3|MonadCatchIO-transformers|' snap-core.cabal
+  '';
   meta = {
     homepage = "http://snapframework.com/";
     description = "Snap: A Haskell Web Framework (core interfaces and types)";
diff --git a/pkgs/development/libraries/haskell/snap/server.nix b/pkgs/development/libraries/haskell/snap/server.nix
index 028d8175861d..731903f3cfab 100644
--- a/pkgs/development/libraries/haskell/snap/server.nix
+++ b/pkgs/development/libraries/haskell/snap/server.nix
@@ -16,6 +16,9 @@ cabal.mkDerivation (self: {
     PSQueue snapCore text time transformers unixCompat vector
     vectorAlgorithms
   ];
+  patchPhase = ''
+    sed -i -e 's|MonadCatchIO-transformers >= 0.2.1    && < 0.3|MonadCatchIO-transformers|' snap-server.cabal
+  '';
   meta = {
     homepage = "http://snapframework.com/";
     description = "A fast, iteratee-based, epoll-enabled web server for the Snap Framework";
diff --git a/pkgs/development/libraries/haskell/tagged/default.nix b/pkgs/development/libraries/haskell/tagged/default.nix
index 07d671ac33da..2611c988d593 100644
--- a/pkgs/development/libraries/haskell/tagged/default.nix
+++ b/pkgs/development/libraries/haskell/tagged/default.nix
@@ -1,13 +1,12 @@
-{ cabal, dataDefault, semigroups }:
+{ cabal }:
 
 cabal.mkDerivation (self: {
   pname = "tagged";
-  version = "0.2.3.1";
-  sha256 = "0ldc9w35yzlrz78kakkqial32g2c7da9b5v334jh5wpgsn7lrm3n";
-  buildDepends = [ dataDefault semigroups ];
+  version = "0.4.2";
+  sha256 = "16c2006b7f87003z6vz13fisw18iiqncjqk9x0f4wwzj6i70wgbw";
   meta = {
     homepage = "http://github.com/ekmett/tagged";
-    description = "Provides newtype wrappers for phantom types to avoid unsafely passing dummy arguments";
+    description = "Haskell 98 phantom types to avoid unsafely passing dummy arguments";
     license = self.stdenv.lib.licenses.bsd3;
     platforms = self.ghc.meta.platforms;
     maintainers = [ self.stdenv.lib.maintainers.andres ];
diff --git a/pkgs/development/libraries/haskell/tls-extra/default.nix b/pkgs/development/libraries/haskell/tls-extra/default.nix
index 98bbcdde1625..d3fd7241340e 100644
--- a/pkgs/development/libraries/haskell/tls-extra/default.nix
+++ b/pkgs/development/libraries/haskell/tls-extra/default.nix
@@ -4,8 +4,8 @@
 
 cabal.mkDerivation (self: {
   pname = "tls-extra";
-  version = "0.4.4";
-  sha256 = "1yj4v140pgvgpjv1g8h3dv00k983vjnsvdgc6y4w8ij8s4jvfbay";
+  version = "0.4.5";
+  sha256 = "0pra0ah086y214hs4zvgkv3p4g6iara27im7x7z1djbj96ikah8a";
   isLibrary = true;
   isExecutable = true;
   buildDepends = [
diff --git a/pkgs/development/libraries/haskell/tls/default.nix b/pkgs/development/libraries/haskell/tls/default.nix
index 765d9621224b..4337165fbbf8 100644
--- a/pkgs/development/libraries/haskell/tls/default.nix
+++ b/pkgs/development/libraries/haskell/tls/default.nix
@@ -4,8 +4,8 @@
 
 cabal.mkDerivation (self: {
   pname = "tls";
-  version = "0.9.2";
-  sha256 = "0qhgf3lxclcjgvnqz6zc41l4s6fzlwpg96jdp6n7q8snn4mdfn5s";
+  version = "0.9.3";
+  sha256 = "172aq99w8zdr52b2gjqg2sfcd9412wbh4cpayzc3ck2j8wfdlzp5";
   isLibrary = true;
   isExecutable = true;
   buildDepends = [
diff --git a/pkgs/development/libraries/haskell/yesod-auth/default.nix b/pkgs/development/libraries/haskell/yesod-auth/default.nix
index 9671fc2583a8..d05d4620c574 100644
--- a/pkgs/development/libraries/haskell/yesod-auth/default.nix
+++ b/pkgs/development/libraries/haskell/yesod-auth/default.nix
@@ -7,8 +7,8 @@
 
 cabal.mkDerivation (self: {
   pname = "yesod-auth";
-  version = "1.0.0";
-  sha256 = "1wdzz6xy55430xgaibzqwij1c4yswkz3da22n2016xl5nyspaijl";
+  version = "1.0.1";
+  sha256 = "0rbpf2fldpd46dbcd77zryb91gh3q86k5xdb07clsy384qx7ynq6";
   buildDepends = [
     aeson authenticate blazeHtml hamlet httpConduit liftedBase mimeMail
     persistent persistentTemplate pureMD5 pwstoreFast random SHA
diff --git a/pkgs/development/libraries/haskell/yesod/default.nix b/pkgs/development/libraries/haskell/yesod/default.nix
index 732c89622fa7..ff8318e1fa77 100644
--- a/pkgs/development/libraries/haskell/yesod/default.nix
+++ b/pkgs/development/libraries/haskell/yesod/default.nix
@@ -7,8 +7,8 @@
 
 cabal.mkDerivation (self: {
   pname = "yesod";
-  version = "1.0.1";
-  sha256 = "0ff72z0ixx5xdd2n6vrn474ga4n5zzr1z566s9wb54lqxd8vrdn0";
+  version = "1.0.1.1";
+  sha256 = "17dg6n37hdyizw3g5jqsg08ax31ilm4nlsvvsiaf6ywr7q0wrylz";
   isLibrary = true;
   isExecutable = true;
   buildDepends = [
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index f446f1fac99a..00b60bf5ef67 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -904,8 +904,6 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
 
   httpDate = callPackage ../development/libraries/haskell/http-date {};
 
-  httpEnumerator = callPackage ../development/libraries/haskell/http-enumerator {};
-
   httpTypes = callPackage ../development/libraries/haskell/http-types {};
 
   HUnit_1_2_0_3 = callPackage ../development/libraries/haskell/HUnit/1.2.0.3.nix {};