diff --git a/libretroshare/src/retroshare/rsidentity.h b/libretroshare/src/retroshare/rsidentity.h
index eed1f6080..012959047 100644
--- a/libretroshare/src/retroshare/rsidentity.h
+++ b/libretroshare/src/retroshare/rsidentity.h
@@ -81,7 +81,7 @@ class GxsReputation
 class RsGxsIdGroup
 {
 	public:
-	RsGxsIdGroup():mPgpKnown(false) { return; }
+    RsGxsIdGroup(): mLastUsageTS(0), mPgpKnown(false) { return; }
 	~RsGxsIdGroup() { return; }