diff --git a/reco/detectors/mvd/plugins/tasks/CbmMvdSensorHitfinderTask.cxx b/reco/detectors/mvd/plugins/tasks/CbmMvdSensorHitfinderTask.cxx
index 22268461f02e9fb0a3369df23757c6119b079463..82acd5e4ca55de86b8bae6d7acf41eb28b6220b6 100644
--- a/reco/detectors/mvd/plugins/tasks/CbmMvdSensorHitfinderTask.cxx
+++ b/reco/detectors/mvd/plugins/tasks/CbmMvdSensorHitfinderTask.cxx
@@ -310,7 +310,8 @@ void CbmMvdSensorHitfinderTask::ComputeCenterOfGravity(CbmMvdCluster* cluster, T
   UInt_t shape  = 0;
   Int_t xIndex0 = 0;
   Int_t yIndex0 = 0;
-  Double_t sigmaIn[3], sigmaOut[3], shiftIn[3], shiftOut[3];
+
+  Double_t sigmaIn[3] = {0., 0., 0.}, sigmaOut[3] = {0., 0., 0.}, shiftIn[3] = {0., 0., 0.}, shiftOut[3] = {0., 0., 0.};
 
   //Double_t GetFrameStartTime(Int_t frameNumber);
   //Double_t GetFrameEndTime(Int_t frameNumber) {return GetFrameStartTime (frameNumber+1);}