diff --git a/external/TimeSeries b/external/TimeSeries
index 1c245f8..315a61f 160000
--- a/external/TimeSeries
+++ b/external/TimeSeries
@@ -1 +1 @@
-Subproject commit 1c245f84d0728d99b6f5deab7793fb238105a54d
+Subproject commit 315a61fe6174e66bc0a94c1c91d7b3656649873f