diff --git a/pkgs/development/tools/misc/spruce/default.nix b/pkgs/development/tools/misc/spruce/default.nix
index 16fd6cde043d..7c10a6ee0ca7 100644
--- a/pkgs/development/tools/misc/spruce/default.nix
+++ b/pkgs/development/tools/misc/spruce/default.nix
@@ -2,17 +2,17 @@
 
 buildGoModule rec {
   pname = "spruce";
-  version = "1.29.0";
+  version = "unstable-2022-02-10";
 
   src = fetchFromGitHub {
     owner = "geofffranks";
     repo = pname;
-    rev = "v${version}";
-    sha256 = "sha256-HjJWiBYd1YFDZ+XOFcU2Df6bmKFBwVQ6YbiZv1IVN3A=";
+    rev = "473931f33fceae90b3f5cfb7616c296343a9559b";
+    sha256 = "sha256-TFyWkoAKmj3KH2pqhVKMtP6QKTtu0s7H5gNP+fotUzg=";
   };
 
   deleteVendor = true;
-  vendorSha256 = "sha256-67PGSW3wV8i3mAt3rCuWbFmeOe+QhHXn2rTUmeN6YMA=";
+  vendorSha256 = "sha256-VeC5c/BgcxK3Qawb2QOhqtfTIgbQbrQj546zX6yPD+s=";
 
   meta = with lib; {
     description = "A BOSH template merge tool";
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 3cb5c6b5ab50..3fc2bcebfd3e 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -15545,9 +15545,7 @@ with pkgs;
 
   spooles = callPackage ../development/libraries/science/math/spooles {};
 
-  spruce = callPackage ../development/tools/misc/spruce {
-    buildGoModule = buildGo116Module;
-  };
+  spruce = callPackage ../development/tools/misc/spruce {};
 
   sqlcheck = callPackage ../development/tools/database/sqlcheck { };