diff --git a/snappy.nimble b/snappy.nimble
index 4e58a19..debbf36 100644
--- a/snappy.nimble
+++ b/snappy.nimble
@@ -10,3 +10,4 @@ requires: "nim >= 0.19.0"
 task test, "Run all tests":
   exec "nim c --passL:\"-lsnappy -L./tests -lstdc++\" -r tests/test"
   exec "nim c --passL:\"-lsnappy -L./tests -lstdc++\" -d:release -r tests/test"
+  exec "nim c --passL:\"-lsnappy -L./tests -lstdc++\" --threads:on -d:release -r tests/test"