diff --git a/win/build-all-win.py b/win/build-all-win.py
index 8d3b59d5aa..94cc2329c2 100644
--- a/win/build-all-win.py
+++ b/win/build-all-win.py
@@ -190,6 +190,7 @@ def build() -> None:
                 "-DENABLE_BUILD_OPTIMIZATIONS=ON",
                 "-DGLTF_SUPPORT=ON",
                 "-DBUILD_EXAMPLES=OFF",
+                "-DBUILD_IFCVIEWER=ON",
             ]
         )
         restore_env(*OLD_ADD_COMMIT_SHA)