diff --git a/scripts/run_windows.bat b/scripts/run_windows.bat
index 58b7c2a..4eb81dc 100644
--- a/scripts/run_windows.bat
+++ b/scripts/run_windows.bat
@@ -14,6 +14,8 @@ cd jcef
 :: Prepare build dir
 mkdir jcef_build && cd jcef_build
 
+pip install python-certifi-win32
+
 :: Load vcvars for 32 or 64-bit builds
 if "%TARGETARCH%"=="386" (call "C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Auxiliary\Build\vcvars32.bat") ^
 else (call "C:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Auxiliary\Build\vcvars64.bat")