diff --git a/pkgs/servers/minio/default.nix b/pkgs/servers/minio/default.nix
index 7f590461d9de..06ee65b01673 100644
--- a/pkgs/servers/minio/default.nix
+++ b/pkgs/servers/minio/default.nix
@@ -3,13 +3,13 @@
 buildGoPackage rec {
   name = "minio-${version}";
 
-  version = "2018-05-11T00-29-24Z";
+  version = "2018-07-31T02-11-47Z";
 
   src = fetchFromGitHub {
     owner = "minio";
     repo = "minio";
     rev = "RELEASE.${version}";
-    sha256 = "01jw1djfs0jbhsx9pmx3kj31mfhrw45lr1i4lwkmh8k7fxn8w13x";
+    sha256 = "0pngr2x15prn55r8xj59sqjn9yp98hhm5qgi12ybc6cfxx0wls52";
   };
 
   goPackagePath = "github.com/minio/minio";
diff --git a/pkgs/tools/networking/minio-client/default.nix b/pkgs/tools/networking/minio-client/default.nix
index c1b2b18b3f48..6720d5ae2e08 100644
--- a/pkgs/tools/networking/minio-client/default.nix
+++ b/pkgs/tools/networking/minio-client/default.nix
@@ -3,13 +3,13 @@
 buildGoPackage rec {
   name = "minio-client-${version}";
 
-  version = "2018-04-28T00-08-20Z";
+  version = "2018-07-31T02-28-53Z";
 
   src = fetchFromGitHub {
     owner = "minio";
     repo = "mc";
     rev = "RELEASE.${version}";
-    sha256 = "03c9ahphkpsy6z9i9z50jcsgj5ba6gba2sw2nz22b1ynqiz3ds37";
+    sha256 = "1918yl5d92y4ij9d1v738pf574rwb6a911rjpmaj9awhrz8qa2bg";
   };
 
   goPackagePath = "github.com/minio/mc";