diff --git a/src/ox/oc/write.cpp b/src/ox/oc/write.cpp
index 5dcbda9ca..e1ff81f8a 100644
--- a/src/ox/oc/write.cpp
+++ b/src/ox/oc/write.cpp
@@ -14,7 +14,7 @@ OrganicClawWriter::OrganicClawWriter(int unionIdx) noexcept: m_unionIdx(unionIdx
 }
 
 OrganicClawWriter::OrganicClawWriter(Json::Value json, int unionIdx) noexcept:
-	m_json(json),
+	m_json(std::move(json)),
 	m_unionIdx(unionIdx) {
 }