diff --git a/x509-store.cabal b/x509-store.cabal
--- a/x509-store.cabal
+++ b/x509-store.cabal
@@ -1,5 +1,5 @@
 Name:                x509-store
-version:             1.6.4
+version:             1.6.5
 Description:         X.509 collection accessing and storing methods for certificate, crl, exception list
 License:             BSD3
 License-file:        LICENSE
@@ -25,7 +25,7 @@
                    , asn1-types >= 0.3 && < 0.4
                    , asn1-encoding >= 0.9 && < 0.10
                    , cryptonite
-                   , x509 >= 1.6
+                   , x509 >= 1.7.2
   Exposed-modules:   Data.X509.CertificateStore
                      Data.X509.File
                      Data.X509.Memory