diff --git a/.github/workflows/build-windows.yml b/.github/workflows/build-windows.yml
index 29a1dfa..2764f16 100644
--- a/.github/workflows/build-windows.yml
+++ b/.github/workflows/build-windows.yml
@@ -9,7 +9,7 @@ on:
 jobs:
   build-windows:
     runs-on: windows-latest
-    timeout-minutes: 120
+    timeout-minutes: 90
 
     steps:
       - name: Checkout
@@ -50,6 +50,27 @@ jobs:
             --include-module=eds_pseudo_manager `
             --include-data-dir=config=config `
             --include-data-dir=models=models `
+            --nofollow-import-to=onnxruntime `
+            --nofollow-import-to=numpy `
+            --nofollow-import-to=transformers `
+            --nofollow-import-to=optimum `
+            --nofollow-import-to=tokenizers `
+            --nofollow-import-to=sentencepiece `
+            --nofollow-import-to=torch `
+            --nofollow-import-to=PIL `
+            --nofollow-import-to=pdfplumber `
+            --nofollow-import-to=pdfminer `
+            --nofollow-import-to=fitz `
+            --nofollow-import-to=pymupdf `
+            --nofollow-import-to=yaml `
+            --nofollow-import-to=huggingface_hub `
+            --nofollow-import-to=safetensors `
+            --nofollow-import-to=regex `
+            --nofollow-import-to=tqdm `
+            --nofollow-import-to=requests `
+            --nofollow-import-to=filelock `
+            --nofollow-import-to=packaging `
+            --no-deployment-flag=excluded-module-usage `
             --windows-console-mode=disable `
             --output-dir=build `
             --company-name="Hopital" `
@@ -59,6 +80,14 @@ jobs:
             --assume-yes-for-downloads `
             Pseudonymisation_Gui_V5.py
 
+      - name: Copy Python packages into dist folder
+        run: |
+          $dist = "build\Pseudonymisation_Gui_V5.dist"
+          Write-Host "Installing packages into dist folder..."
+          pip install --target="$dist" -r requirements.txt --no-warn-script-location
+          Write-Host "Done. Dist folder size:"
+          "{0:N0} MB" -f ((Get-ChildItem -Recurse "$dist" | Measure-Object -Property Length -Sum).Sum / 1MB)
+
       - name: Prepare distribution zip
         run: |
           Rename-Item -Path "build\Pseudonymisation_Gui_V5.dist" -NewName "Pseudonymisation"
diff --git a/build_windows.bat b/build_windows.bat
index 0dbb3b7..7c594e6 100644
--- a/build_windows.bat
+++ b/build_windows.bat
@@ -5,7 +5,7 @@ REM  avec Nuitka (Python -> C -> .exe natif Windows)
 REM ============================================================
 REM  Prerequis :
 REM    - Python 3.10+ installe et dans le PATH
-REM    - pip install nuitka orderedset zstandard
+REM    - pip install nuitka zstandard
 REM    - pip install -r requirements.txt
 REM    - Visual Studio Build Tools (ou MinGW64)
 REM ============================================================
@@ -13,6 +13,7 @@ REM ============================================================
 setlocal
 set APP_NAME=Pseudonymisation
 set ENTRY=Pseudonymisation_Gui_V5.py
+set DIST_DIR=build\Pseudonymisation_Gui_V5.dist
 set MODEL_ID=cmarkea/distilcamembert-base-ner
 
 echo [build] Verification de Python...
@@ -24,7 +25,7 @@ pip install nuitka zstandard 2>nul
 echo [build] Telechargement du modele NER si absent...
 python -c "from ner_manager_onnx import NerModelManager; m=NerModelManager(cache_dir='models'); m.load('%MODEL_ID%'); print('Modele OK'); m.unload()"
 
-echo [build] Compilation avec Nuitka (cela peut prendre 20-40 min)...
+echo [build] Compilation avec Nuitka (cela peut prendre 10-20 min)...
 python -m nuitka ^
     --standalone ^
     --enable-plugin=tk-inter ^
@@ -33,6 +34,27 @@ python -m nuitka ^
     --include-module=eds_pseudo_manager ^
     --include-data-dir=config=config ^
     --include-data-dir=models=models ^
+    --nofollow-import-to=onnxruntime ^
+    --nofollow-import-to=numpy ^
+    --nofollow-import-to=transformers ^
+    --nofollow-import-to=optimum ^
+    --nofollow-import-to=tokenizers ^
+    --nofollow-import-to=sentencepiece ^
+    --nofollow-import-to=torch ^
+    --nofollow-import-to=PIL ^
+    --nofollow-import-to=pdfplumber ^
+    --nofollow-import-to=pdfminer ^
+    --nofollow-import-to=fitz ^
+    --nofollow-import-to=pymupdf ^
+    --nofollow-import-to=yaml ^
+    --nofollow-import-to=huggingface_hub ^
+    --nofollow-import-to=safetensors ^
+    --nofollow-import-to=regex ^
+    --nofollow-import-to=tqdm ^
+    --nofollow-import-to=requests ^
+    --nofollow-import-to=filelock ^
+    --nofollow-import-to=packaging ^
+    --no-deployment-flag=excluded-module-usage ^
     --windows-console-mode=disable ^
     --output-dir=build ^
     --company-name="Hopital" ^
@@ -47,6 +69,9 @@ if %ERRORLEVEL% NEQ 0 (
     exit /b 1
 )
 
-echo [build] OK — Dossier cree : build\%ENTRY:.py=.dist%\
+echo [build] Copie des packages Python dans le dossier dist...
+pip install --target="%DIST_DIR%" -r requirements.txt --no-warn-script-location
+
+echo [build] OK — Dossier cree : %DIST_DIR%\
 echo [build] Le modele NER est embarque. Aucun telechargement necessaire.
 endlocal