diff --git a/pkgs/tools/nix/devour-flake/default.nix b/pkgs/tools/nix/devour-flake/default.nix
deleted file mode 100644
index a42483653550..000000000000
--- a/pkgs/tools/nix/devour-flake/default.nix
+++ /dev/null
@@ -1,27 +0,0 @@
-{ writeShellApplication
-, fetchFromGitHub
-, nix
-}:
-
-let
-  devour-flake = fetchFromGitHub {
-    owner = "srid";
-    repo = "devour-flake";
-    rev = "v2";
-    hash = "sha256-CZedJtbZlWAbv/b/aYgOEFd9vcTBn/oJNI3p29UitLk=";
-  };
-in
-writeShellApplication {
-  name = "devour-flake";
-  runtimeInputs = [ nix ];
-  text = ''
-    FLAKE="$1"
-    shift 1 || true
-
-    nix build ${devour-flake}#default \
-      "$@" \
-      -L --no-link --print-out-paths \
-      --override-input flake "$FLAKE" \
-      | xargs cat
-  '';
-}
diff --git a/pkgs/tools/nix/nixci/default.nix b/pkgs/tools/nix/nixci/default.nix
index 0d881d6976ed..bc78b3aab59a 100644
--- a/pkgs/tools/nix/nixci/default.nix
+++ b/pkgs/tools/nix/nixci/default.nix
@@ -1,32 +1,37 @@
 { lib, stdenv
 , rustPlatform
 , fetchCrate
+, fetchFromGitHub
 , libiconv
 , openssl
 , pkg-config
 , Security
-, devour-flake
 }:
 
 rustPlatform.buildRustPackage rec {
   pname = "nixci";
-  version = "0.1.3";
+  version = "0.2.0";
 
   src = fetchCrate {
     inherit version;
     pname = "nixci";
-    hash = "sha256-sM/1G1mf+msWbG4CX/pZNt4FmSKR2hWXdcq5h7W1AM0=";
+    hash = "sha256-Q3V/JL64xkIj0X0NSMRTjRAP3PJC9ouj3CmEscVWdns=";
   };
 
-  cargoHash = "sha256-PKBNQKuWV4PE7iSKr+LugayroFjDBT4/vyyjJiw/E+I=";
+  cargoHash = "sha256-tjk91AaPsMLfXYB2o1HTTxb6Qr3l8BABPStrKEGvbtM=";
 
   nativeBuildInputs = [ pkg-config ];
   buildInputs = [ libiconv openssl ]
     ++ lib.optionals stdenv.isDarwin [ Security ];
 
   # The rust program expects an environment (at build time) that points to the
-  # devour-flake executable.
-  DEVOUR_FLAKE = lib.getExe devour-flake;
+  # devour-flake flake.
+  env.DEVOUR_FLAKE = fetchFromGitHub {
+    owner = "srid";
+    repo = "devour-flake";
+    rev = "v3";
+    hash = "sha256-O51F4YFOzlaQAc9b6xjkAqpvrvCtw/Os2M7TU0y4SKQ=";
+  };
 
   meta = with lib; {
     description = "Define and build CI for Nix projects anywhere";
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 301a4bdb9574..2c8b406ef327 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -597,8 +597,6 @@ with pkgs;
 
   dec-decode = callPackage ../development/tools/dec-decode { };
 
-  devour-flake = callPackage ../tools/nix/devour-flake { };
-
   dnf5 = callPackage ../tools/package-management/dnf5 { };
 
   documenso = callPackage ../applications/office/documenso { };