diff --git a/cleanup.win b/cleanup.win
index b0b0414..8794c3d 100644
--- a/cleanup.win
+++ b/cleanup.win
@@ -3,4 +3,4 @@ rm -f src/*.dll
 rm -f inst/include/loader/i386/*.o
 rm -f inst/include/loader/x64/*.o
 rm -f inst/include/loader/i386/*.a
-rm -f inst/include/loader/x64/*.o
+rm -f inst/include/loader/x64/*.a