diff --git a/src/server/services/wfs/qgswfstransaction.cpp b/src/server/services/wfs/qgswfstransaction.cpp
index cd0e65eaad2..52a24f3456e 100644
--- a/src/server/services/wfs/qgswfstransaction.cpp
+++ b/src/server/services/wfs/qgswfstransaction.cpp
@@ -914,7 +914,7 @@ namespace QgsWfs
       }
 
       QMap<QString, QStringList>::const_iterator fidsMapIt = fidsMap.constBegin();
-      while ( fidsMapIt != fidsMap.constEnd() )
+      for ( ;fidsMapIt != fidsMap.constEnd(); ++fidsMapIt )
       {
         transactionDelete action;
         action.typeName = fidsMapIt.key();
diff --git a/src/server/services/wfs/qgswfstransaction_1_0_0.cpp b/src/server/services/wfs/qgswfstransaction_1_0_0.cpp
index 2e1aaddc18e..b8beb284b84 100644
--- a/src/server/services/wfs/qgswfstransaction_1_0_0.cpp
+++ b/src/server/services/wfs/qgswfstransaction_1_0_0.cpp
@@ -891,7 +891,7 @@ namespace QgsWfs
         }
 
         QMap<QString, QStringList>::const_iterator fidsMapIt = fidsMap.constBegin();
-        while ( fidsMapIt != fidsMap.constEnd() )
+        for ( ;fidsMapIt != fidsMap.constEnd(); ++fidsMapIt )
         {
           transactionDelete action;
           action.typeName = fidsMapIt.key();