diff --git a/Tutorials/ML/applyMlSelection.cxx b/Tutorials/ML/applyMlSelection.cxx
index 869abd7a62c..2bee237ab3e 100644
--- a/Tutorials/ML/applyMlSelection.cxx
+++ b/Tutorials/ML/applyMlSelection.cxx
@@ -36,6 +36,7 @@
 
 #include <cstdint>
 #include <cstdlib>
+#include <string>
 #include <vector>
 
 using namespace o2;
diff --git a/Tutorials/src/ConfigurableCutLinkDef.h b/Tutorials/src/ConfigurableCutLinkDef.h
index f2667e6b6cc..397ee540c36 100644
--- a/Tutorials/src/ConfigurableCutLinkDef.h
+++ b/Tutorials/src/ConfigurableCutLinkDef.h
@@ -9,6 +9,8 @@
 // granted to it by virtue of its status as an Intergovernmental Organization
 // or submit itself to any jurisdiction.
 
+// NOLINT(build/header_guard)
+
 #pragma link off all globals;
 #pragma link off all classes;
 #pragma link off all functions;
diff --git a/Tutorials/src/associatedExample.cxx b/Tutorials/src/associatedExample.cxx
index c8c87debff1..1aba1e01905 100644
--- a/Tutorials/src/associatedExample.cxx
+++ b/Tutorials/src/associatedExample.cxx
@@ -150,7 +150,7 @@ struct PartitionColExtra {
 struct BuildHmpidIndex {
   // build the index table HMPIDTracksIndex
   Builds<aod::HMPIDTracksIndex> idx;
-  void init(InitContext const&) {};
+  void init(InitContext const&) {}
 };
 
 struct ConsumeHmpidIndex {
diff --git a/Tutorials/src/preprocess.cxx b/Tutorials/src/preprocess.cxx
index 8a3bc43be05..14513311028 100644
--- a/Tutorials/src/preprocess.cxx
+++ b/Tutorials/src/preprocess.cxx
@@ -28,6 +28,7 @@
 
 #include <algorithm>
 #include <cstdlib>
+#include <string>
 
 using namespace o2;
 using namespace o2::framework;
diff --git a/Tutorials/src/reweighting.cxx b/Tutorials/src/reweighting.cxx
index 48e90a9560d..b2622385cb3 100644
--- a/Tutorials/src/reweighting.cxx
+++ b/Tutorials/src/reweighting.cxx
@@ -51,6 +51,7 @@
 #include <cstddef>
 #include <cstdint>
 #include <memory>
+#include <string>
 #include <vector>
 
 using namespace o2;