diff --git a/src/3rd_party/sentencepiece b/src/3rd_party/sentencepiece
index e8e46f594..5978fc9eb 160000
--- a/src/3rd_party/sentencepiece
+++ b/src/3rd_party/sentencepiece
@@ -1 +1 @@
-Subproject commit e8e46f5940d1cec3f59c6d89df5500cac953a089
+Subproject commit 5978fc9ebb6067a3a1b11370bf46b8da0f89e592