diff --git a/src/net.h b/src/net.h
--- a/src/net.h
+++ b/src/net.h
@@ -432,8 +432,8 @@
     // Network usage totals
     RecursiveMutex cs_totalBytesRecv;
     RecursiveMutex cs_totalBytesSent;
-    uint64_t nTotalBytesRecv GUARDED_BY(cs_totalBytesRecv);
-    uint64_t nTotalBytesSent GUARDED_BY(cs_totalBytesSent);
+    uint64_t nTotalBytesRecv GUARDED_BY(cs_totalBytesRecv){0};
+    uint64_t nTotalBytesSent GUARDED_BY(cs_totalBytesSent){0};
 
     // outbound limit & stats
     uint64_t nMaxOutboundTotalBytesSentInCycle GUARDED_BY(cs_totalBytesSent);