diff --git a/ghc-x509.changes b/ghc-x509.changes
index 57cf12f..6fefe6e 100644
--- a/ghc-x509.changes
+++ b/ghc-x509.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Aug  6 20:28:55 UTC 2015 - mimi.vx@gmail.com
+
+- update to 1.6.0 
+
 -------------------------------------------------------------------
 Sun May 31 19:47:07 UTC 2015 - mimi.vx@gmail.com
 
diff --git a/ghc-x509.spec b/ghc-x509.spec
index 8dc5b5f..584dd2c 100644
--- a/ghc-x509.spec
+++ b/ghc-x509.spec
@@ -21,7 +21,7 @@
 %bcond_with tests
 
 Name:           ghc-x509
-Version:        1.5.1
+Version:        1.6.0
 Release:        0
 Summary:        X509 reader and writer
 License:        BSD-3-Clause
@@ -39,11 +39,11 @@ BuildRequires:  ghc-asn1-parse-devel
 BuildRequires:  ghc-asn1-types-devel
 BuildRequires:  ghc-bytestring-devel
 BuildRequires:  ghc-containers-devel
-BuildRequires:  ghc-crypto-pubkey-types-devel
-BuildRequires:  ghc-cryptohash-devel
+BuildRequires:  ghc-cryptonite-devel
 BuildRequires:  ghc-directory-devel
 BuildRequires:  ghc-filepath-devel
 BuildRequires:  ghc-hourglass-devel
+BuildRequires:  ghc-memory-devel
 BuildRequires:  ghc-mtl-devel
 BuildRequires:  ghc-pem-devel
 BuildRequires:  ghc-process-devel
diff --git a/x509-1.5.1.tar.gz b/x509-1.5.1.tar.gz
deleted file mode 100644
index 1e5e327..0000000
--- a/x509-1.5.1.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:566c23f526c20be1386c492a3923eec31f251b725e816e6cebf8074ae31aafd7
-size 14528
diff --git a/x509-1.6.0.tar.gz b/x509-1.6.0.tar.gz
new file mode 100644
index 0000000..239e526
--- /dev/null
+++ b/x509-1.6.0.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:939eec164a1dd764d610920d8896c7715c86f9b437c2d44b27119b3fb197c23b
+size 15606