diff --git a/reco/L1/CbmL1Performance.cxx b/reco/L1/CbmL1Performance.cxx
index dea72465afe648bcf370f42800f978eed72afdee..d5046dc68a04f15cb02e4967c3a2cc0ea6bcc976 100644
--- a/reco/L1/CbmL1Performance.cxx
+++ b/reco/L1/CbmL1Performance.cxx
@@ -1223,15 +1223,15 @@ void CbmL1::TrackFitPerformance()
       if (mcTrack.IsPrimary()) {
         PRes2DPrim->Fill(mcP.p, (1. / fabs(trPar.qp[0]) - mcP.p) / mcP.p * 100.);
 
-        if (abs(mcTrack.pdg == 211)) {
+        if (abs(mcTrack.pdg) == 211) {
           pion_res_p_fstt->Fill(mcP.p, dt * 1.e4);
           pion_res_pt_fstt->Fill(pt, dt * 1.e4);
         }
-        if (abs(mcTrack.pdg == 321)) {
+        if (abs(mcTrack.pdg) == 321) {
           kaon_res_p_fstt->Fill(mcP.p, dt * 1.e4);
           kaon_res_pt_fstt->Fill(pt, dt * 1.e4);
         }
-        if (abs(mcTrack.pdg == 2212)) {
+        if (abs(mcTrack.pdg) == 2212) {
           pton_res_p_fstt->Fill(mcP.p, dt * 1.e4);
           pton_res_pt_fstt->Fill(pt, dt * 1.e4);
         }
@@ -1487,15 +1487,15 @@ void CbmL1::TrackFitPerformance()
 
         double pt = sqrt(mc.px * mc.px + mc.py * mc.py);
 
-        if (abs(mc.pdg == 211)) {
+        if (abs(mc.pdg) == 211) {
           pion_res_p_vtxt->Fill(mc.p, dt * 1.e4);
           pion_res_pt_vtxt->Fill(pt, dt * 1.e4);
         }
-        if (abs(mc.pdg == 321)) {
+        if (abs(mc.pdg) == 321) {
           kaon_res_p_vtxt->Fill(mc.p, dt * 1.e4);
           kaon_res_pt_vtxt->Fill(pt, dt * 1.e4);
         }
-        if (abs(mc.pdg == 2212)) {
+        if (abs(mc.pdg) == 2212) {
           pton_res_p_vtxt->Fill(mc.p, dt * 1.e4);
           pton_res_pt_vtxt->Fill(pt, dt * 1.e4);
         }
diff --git a/reco/L1/L1Algo/L1CAMergeClones.cxx b/reco/L1/L1Algo/L1CAMergeClones.cxx
index 818ac294b8e39ad2c07d6d613a69e242a9589684..030a892d18f231141d616fcf6b59a63575f943f7 100644
--- a/reco/L1/L1Algo/L1CAMergeClones.cxx
+++ b/reco/L1/L1Algo/L1CAMergeClones.cxx
@@ -1,4 +1,4 @@
-; /* Copyright (C) 2010-2018 GSI Helmholtzzentrum fuer Schwerionenforschung, Darmstadt
+/* Copyright (C) 2010-2018 GSI Helmholtzzentrum fuer Schwerionenforschung, Darmstadt
    SPDX-License-Identifier: GPL-3.0-only
    Authors: Maksym Zyzak [committer] */
 
diff --git a/reco/L1/L1Algo/L1Parameters.cxx b/reco/L1/L1Algo/L1Parameters.cxx
index f33dd53c791b9a4ec976b0a3ba852e07f7e95b87..a9fa4909acbb347c79be5585f00141085d58fee2 100644
--- a/reco/L1/L1Algo/L1Parameters.cxx
+++ b/reco/L1/L1Algo/L1Parameters.cxx
@@ -11,7 +11,7 @@
 
 #include <FairLogger.h>
 
-void L1Parameters::Print(int verbosityLevel) const
+void L1Parameters::Print(int /*verbosityLevel*/) const
 {
   LOG(info) << "--------------  L1Algo parameters ---------------";
   LOG(info) << ToString();