diff --git a/src/ripple/core/impl/TimeKeeper.cpp b/src/ripple/core/impl/TimeKeeper.cpp
index 735ba99cc8..2f1f69264d 100644
--- a/src/ripple/core/impl/TimeKeeper.cpp
+++ b/src/ripple/core/impl/TimeKeeper.cpp
@@ -49,6 +49,7 @@ public:
     explicit
     TimeKeeperImpl (beast::Journal j)
         : j_ (j)
+        , closeOffset_ {}
         , clock_ (make_SNTPClock(j))
     {
     }