diff --git a/submodules/cppjieba b/submodules/cppjieba
index eed6bfe..8f171de 160000
--- a/submodules/cppjieba
+++ b/submodules/cppjieba
@@ -1 +1 @@
-Subproject commit eed6bfe483105d1db4bfbebaf796f60c173d6e84
+Subproject commit 8f171de5018e8478ff22ca58caacf579cba809c8