diff --git a/pkgs/by-name/bu/butterfly/package.nix b/pkgs/by-name/bu/butterfly/package.nix
index dbbb1560fa82..1255f4b6152e 100644
--- a/pkgs/by-name/bu/butterfly/package.nix
+++ b/pkgs/by-name/bu/butterfly/package.nix
@@ -7,9 +7,6 @@
   yq,
   _experimental-update-script-combinators,
   gitUpdater,
-  pdfium-binaries,
-  stdenv,
-  replaceVars,
 }:
 
 flutter327.buildFlutterApplication rec {
@@ -27,33 +24,6 @@ flutter327.buildFlutterApplication rec {
 
   sourceRoot = "${src.name}/app";
 
-  customSourceBuilders = {
-    # unofficial printing
-    printing =
-      { version, src, ... }:
-      stdenv.mkDerivation rec {
-        pname = "printing";
-        inherit version src;
-        inherit (src) passthru;
-
-        patches = [
-          (replaceVars ./printing.patch {
-            inherit pdfium-binaries;
-          })
-        ];
-
-        dontBuild = true;
-
-        installPhase = ''
-          runHook preInstall
-
-          cp -r . $out
-
-          runHook postInstall
-        '';
-      };
-  };
-
   gitHashes = {
     dart_leap = "sha256-eEyUqdVToybQoDwdmz47H0f3/5zRdJzmPv1d/5mTOgA=";
     lw_file_system = "sha256-0LLSADBWq19liQLtJIJEuTEqmeyIWP61zRRjjpdV6SM=";
diff --git a/pkgs/by-name/bu/butterfly/printing.patch b/pkgs/by-name/bu/butterfly/printing.patch
deleted file mode 100644
index 096ecf4ce1c7..000000000000
--- a/pkgs/by-name/bu/butterfly/printing.patch
+++ /dev/null
@@ -1,45 +0,0 @@
---- old/printing/linux/CMakeLists.txt	2024-07-16 18:45:19.000000000 +0800
-+++ new/printing/linux/CMakeLists.txt	2024-10-01 01:49:05.544910894 +0800
-@@ -16,6 +16,7 @@
- set(PROJECT_NAME "printing")
- project(${PROJECT_NAME} LANGUAGES CXX)
-
-+set(PDFIUM_DIR @pdfium-binaries@)
- set(PDFIUM_VERSION "5200" CACHE STRING "Version of pdfium used")
- string(REPLACE "linux-" "" TARGET_ARCH ${FLUTTER_TARGET_PLATFORM})
- set(PDFIUM_ARCH ${TARGET_ARCH} CACHE STRING "Architecture of pdfium used")
-@@ -32,18 +33,11 @@
-     )
- endif()
-
--# Download pdfium
--include(../windows/DownloadProject.cmake)
--download_project(PROJ
--                 pdfium
--                 URL
--                 ${PDFIUM_URL})
--
- # This value is used when generating builds using this plugin, so it must not be
- # changed
- set(PLUGIN_NAME "printing_plugin")
-
--include(${pdfium_SOURCE_DIR}/PDFiumConfig.cmake)
-+include(${PDFIUM_DIR}/PDFiumConfig.cmake)
-
- # System-level dependencies.
- find_package(PkgConfig REQUIRED)
-@@ -67,7 +61,7 @@
- target_link_libraries(${PLUGIN_NAME}
-                       PRIVATE PkgConfig::GTK PkgConfig::GTKUnixPrint)
- target_link_libraries(${PLUGIN_NAME} PRIVATE pdfium)
--get_filename_component(PDFium_lib_path "${PDFium_LIBRARY}" DIRECTORY)
-+set(PDFium_lib_path "${PDFIUM_DIR}/lib")
- set_target_properties(${PLUGIN_NAME}
-                       PROPERTIES SKIP_BUILD_RPATH
-                                  FALSE
-@@ -77,4 +71,4 @@
-                                  "$ORIGIN:${PDFium_lib_path}")
-
- # List of absolute paths to libraries that should be bundled with the plugin
--set(printing_bundled_libraries "${PDFium_LIBRARY}" PARENT_SCOPE)
-+set(printing_bundled_libraries "${PDFIUM_DIR}/lib/libpdfium.so" PARENT_SCOPE)
diff --git a/pkgs/development/compilers/dart/package-source-builders/printing/default.nix b/pkgs/development/compilers/dart/package-source-builders/printing/default.nix
index 45f64c73016c..b850cf009621 100644
--- a/pkgs/development/compilers/dart/package-source-builders/printing/default.nix
+++ b/pkgs/development/compilers/dart/package-source-builders/printing/default.nix
@@ -11,17 +11,26 @@ stdenv.mkDerivation rec {
   inherit version src;
   inherit (src) passthru;
 
+  prePatch = ''
+    if [ -d printing ]; then pushd printing; fi
+  '';
+
   patches = [
     (replaceVars ./printing.patch {
       inherit pdfium-binaries;
     })
   ];
 
+  postPatch = ''
+    popd || true
+  '';
+
+  dontBuild = true;
+
   installPhase = ''
     runHook preInstall
 
-    mkdir $out
-    cp -a ./* $out/
+    cp -r . $out
 
     runHook postInstall
   '';