diff --git a/pkgs/tools/security/vault/vault-bin.nix b/pkgs/tools/security/vault/vault-bin.nix
index 68df6e557f61..c38f370b0bf1 100644
--- a/pkgs/tools/security/vault/vault-bin.nix
+++ b/pkgs/tools/security/vault/vault-bin.nix
@@ -42,8 +42,8 @@ in stdenv.mkDerivation {
     echo "complete -C $out/bin/vault vault" > $out/share/bash-completion/completions/vault
   '' + lib.optionalString stdenv.isLinux ''
     wrapProgram $out/bin/vault \
-      --prefix PATH ${lib.makeBinPath [ gawk glibc ]}
-  '' + ''
+      --prefix PATH : ${lib.makeBinPath [ gawk glibc ]}
+
     runHook postInstall
   '';