diff --git a/win/build.sh b/win/build.sh
index 52238e91..f87c8514 100644
--- a/win/build.sh
+++ b/win/build.sh
@@ -63,7 +63,6 @@ cmake -B build -G "MinGW Makefiles" \
     -DCURL_USE_OPENSSL=ON \
     -DUSE_ECH=ON \
     -DCMAKE_BUILD_TYPE=Release \
-    -DBUILD_SHARED_LIBS=OFF \
     -DBUILD_STATIC_LIBS=ON \
     -DBUILD_STATIC_CURL=ON \