diff --git a/Reconstruction/RecoTools/IsolationTool/Root/CaloIsolationTool.cxx b/Reconstruction/RecoTools/IsolationTool/Root/CaloIsolationTool.cxx
index 5061bcef0593931cc7b3609bba493cd19eb02f8f..09b79dc0fc888e104a4861cd1531d16600c5a11f 100644
--- a/Reconstruction/RecoTools/IsolationTool/Root/CaloIsolationTool.cxx
+++ b/Reconstruction/RecoTools/IsolationTool/Root/CaloIsolationTool.cxx
@@ -132,6 +132,11 @@ namespace xAOD {
             CaloCorrection corrlist, 
             const CaloCellContainer* container) const {
 #ifdef XAOD_ANALYSIS
+   (void) result;
+   (void) particle;
+   (void) cones;
+   (void) corrlist;
+   (void) container;
     return false;
 #else // XAOD_ANALYSIS
     derefMap_t derefMap;