diff --git a/.gitlab-ci/windows/mesa_build.ps1 b/.gitlab-ci/windows/mesa_build.ps1
index 91346cc136e..e1735f7500b 100644
--- a/.gitlab-ci/windows/mesa_build.ps1
+++ b/.gitlab-ci/windows/mesa_build.ps1
@@ -61,7 +61,7 @@ meson `
 $sourcedir
 
 if ($?) {
-  ninja install -j32
+  meson install --skip-subprojects
 }
 
 if ($?) {