diff --git a/DDG4/include/DDG4/Geant4Kernel.h b/DDG4/include/DDG4/Geant4Kernel.h
index b956f9b57..2738303e2 100644
--- a/DDG4/include/DDG4/Geant4Kernel.h
+++ b/DDG4/include/DDG4/Geant4Kernel.h
@@ -39,14 +39,14 @@ namespace dd4hep {
     class Geant4Interrupts;
     class Geant4ActionPhase;
 
-    /// Helper class to indicate the of file
+    /// Helper class to indicate the end of the input file
     class DD4hep_End_Of_File : public std::exception {
     public:
       DD4hep_End_Of_File() : std::exception() {}
       virtual const char* what() const noexcept { return "Reached end of input file"; }
     };
 
-    /// Helper class to indicate the of file
+    /// Helper class to indicate the stop of processing
     class DD4hep_Stop_Processing : public std::exception {
     public:
       DD4hep_Stop_Processing() : std::exception() {}
diff --git a/DDG4/python/DDG4.py b/DDG4/python/DDG4.py
index 8c1c861d5..bbcf53ccc 100644
--- a/DDG4/python/DDG4.py
+++ b/DDG4/python/DDG4.py
@@ -453,7 +453,7 @@ def registerInterruptHandler(self, signum=signal.SIGINT):
     Enable interrupt handling: smooth handling of CTRL-C
       - Finish processing of the current event(s)
       - Drain the event loop
-      - Properly finalyze the job
+      - Properly finalize the job
 
     \author  M.Frank
     """