diff --git a/src/QtLocationPlugin/QGCTileCacheWorker.cpp b/src/QtLocationPlugin/QGCTileCacheWorker.cpp
index a65ab83b9cb8451f6fd4f86aa0d243fa8ecea7dd..6c6709e6122a3e31e08ab8f6c556e5dce1c693bb 100644
--- a/src/QtLocationPlugin/QGCTileCacheWorker.cpp
+++ b/src/QtLocationPlugin/QGCTileCacheWorker.cpp
@@ -52,6 +52,7 @@ QGCCacheWorker::QGCCacheWorker()
     , _defaultCount(0)
     , _lastUpdate(0)
     , _updateTimeout(SHORT_TIMEOUT)
+    , _hostLookupID(0)
 {
 
 }