diff --git a/libretroshare/src/gxs/rsgenexchange.cc b/libretroshare/src/gxs/rsgenexchange.cc
index c0dbc01e9..6d73ee1fe 100644
--- a/libretroshare/src/gxs/rsgenexchange.cc
+++ b/libretroshare/src/gxs/rsgenexchange.cc
@@ -2375,6 +2375,10 @@ bool RsGenExchange::getGroupKeys(const RsGxsGroupId &grpId, RsTlvSecurityKeySet
         return false;
 
     keySet = meta->keys;
+
+    for(std::map<RsGxsGroupId, RsGxsGrpMetaData*>::iterator it=grpMeta.begin();it!=grpMeta.end();++it)
+        delete it->second ;
+
     return true;
 }