diff --git a/pkgs/applications/networking/gmailctl/default.nix b/pkgs/applications/networking/gmailctl/default.nix
index f024de8d55ed..579b945ee37e 100644
--- a/pkgs/applications/networking/gmailctl/default.nix
+++ b/pkgs/applications/networking/gmailctl/default.nix
@@ -6,15 +6,17 @@
 
 buildGoModule rec {
   pname = "gmailctl";
-  version = "0.10.0";
+  version = "unstable-2022-03-24";
 
   src = fetchFromGitHub {
     owner = "mbrt";
     repo = "gmailctl";
-    rev = "v${version}";
-    sha256 = "sha256-JuE8+OW+qM6tir4A25tN2GTXQIkcKVE4uKbZNSTcNlA=";
+    rev = "484bb689866987580e0576165180ef06375a543f";
+    sha256 = "sha256-hIoS64QEDJ1qq3KJ2H8HjgQl8SxuIo+xz7Ot8CdjjQA=";
   };
 
+  vendorSha256 = "sha256-KWM20a38jZ3/a45313kxY2LaCQyiNMEdfdIV78phrBo=";
+
   nativeBuildInputs = [
     installShellFiles
   ];
@@ -26,8 +28,6 @@ buildGoModule rec {
       --zsh <($out/bin/gmailctl completion zsh)
   '';
 
-  vendorSha256 = "sha256-nAczO439tRiQU9f9LbJVENJiURVRnBAInwUp699RxOY=";
-
   doCheck = false;
 
   meta = with lib; {