diff --git a/bindings/flow/Tuple.h b/bindings/flow/Tuple.h
index 4d903e5bb8..a7feab9419 100644
--- a/bindings/flow/Tuple.h
+++ b/bindings/flow/Tuple.h
@@ -63,7 +63,9 @@ struct Tuple {
 	Tuple& appendNull();
 	Tuple& appendVersionstamp(Versionstamp const&);
 
-	StringRef pack() const { return StringRef(data.begin(), data.size()); }
+	Standalone<StringRef> pack() const {
+		return Standalone<StringRef>(StringRef(data.begin(), data.size()), data.arena());
+	}
 
 	template <typename T>
 	Tuple& operator<<(T const& t) {
diff --git a/fdbclient/include/fdbclient/Tuple.h b/fdbclient/include/fdbclient/Tuple.h
index 4d933172af..9d5594ccba 100644
--- a/fdbclient/include/fdbclient/Tuple.h
+++ b/fdbclient/include/fdbclient/Tuple.h
@@ -56,7 +56,9 @@ struct Tuple {
 	Tuple& appendNull();
 	Tuple& append(Versionstamp const&);
 
-	StringRef pack() const { return StringRef(data.begin(), data.size()); }
+	Standalone<StringRef> pack() const {
+		return Standalone<StringRef>(StringRef(data.begin(), data.size()), data.arena());
+	}
 
 	template <typename T>
 	Tuple& operator<<(T const& t) {