diff --git a/pkgs/tools/security/vault/default.nix b/pkgs/tools/security/vault/default.nix
index 96bb4cd482e..1eea59b71f3 100644
--- a/pkgs/tools/security/vault/default.nix
+++ b/pkgs/tools/security/vault/default.nix
@@ -4,12 +4,12 @@ let
   vaultBashCompletions = fetchFromGitHub {
     owner = "iljaweis";
     repo = "vault-bash-completion";
-    rev = "62c142e20929f930c893ebe3366350d735e81fbd";
-    sha256 = "0nfv10ykjq9751ijdyq728gjlgldm1lxvrar8kf6nz6rdfnnl2n5";
+    rev = "e2f59b64be1fa5430fa05c91b6274284de4ea77c";
+    sha256 = "10m75rp3hy71wlmnd88grmpjhqy0pwb9m8wm19l0f463xla54frd";
   };
 in buildGoPackage rec {
   name = "vault-${version}";
-  version = "0.6.3";
+  version = "0.6.4";
 
   goPackagePath = "github.com/hashicorp/vault";
 
@@ -17,7 +17,7 @@ in buildGoPackage rec {
     owner = "hashicorp";
     repo = "vault";
     rev = "v${version}";
-    sha256 = "0cbaws106v5dxqjii1s9rmk55pm6y34jls35iggpx0pp1dd433xy";
+    sha256 = "0rrrzkza12zbbfc24q4q7ygfczq1j8ljsjagsa8vpp3375dflzdy";
   };
 
   buildFlagsArray = ''
@@ -26,7 +26,7 @@ in buildGoPackage rec {
   '';
 
   postInstall = ''
-    mkdir -p $bin/share/bash-completion/completions/ 
+    mkdir -p $bin/share/bash-completion/completions/
     cp ${vaultBashCompletions}/vault-bash-completion.sh $bin/share/bash-completion/completions/vault
   '';
 
@@ -34,6 +34,6 @@ in buildGoPackage rec {
     homepage = https://www.vaultproject.io;
     description = "A tool for managing secrets";
     license = licenses.mpl20;
-    maintainers = with maintainers; [ rushmorem offline ];
+    maintainers = with maintainers; [ rushmorem offline pradeepchhetri ];
   };
 }