diff --git a/build.sh b/build.sh
index 503be9c..c0fc2bf 100755
--- a/build.sh
+++ b/build.sh
@@ -92,6 +92,7 @@ windows-x86_64)
   ls -la
   make -j $THREADS
   make install/strip
+  cp ./bin/libhs.dll ./bin/hs.dll
   ./bin/unit-hyperscan
   ;;
 linux-x86_64)