diff --git a/build.py b/build.py
index 07c571b11..a95c64dc1 100755
--- a/build.py
+++ b/build.py
@@ -317,6 +317,11 @@ def main():
     os.system('python3 res/inline-sciter.py')
     portable = args.portable
     if windows:
+        # build virtual display dynamic library
+        os.chdir('libs/virtual_display/dylib')
+        os.system('cargo build --release')
+        os.chdir('../../..')
+
         if flutter:
             build_flutter_windows(version, features)
             return