diff --git a/src/ReportBase/_ReportDialog.py b/src/ReportBase/_ReportDialog.py
index 60c888aed..91c3113a1 100644
--- a/src/ReportBase/_ReportDialog.py
+++ b/src/ReportBase/_ReportDialog.py
@@ -627,7 +627,7 @@ def report(dbstate, uistate, person, report_class, options_class,
 #           The following except statement will catch all "NoneType" exceptions.
 #           This is useful for released code where the exception is most likely
 #           a corrupt database. But it is less useful for developing new reports
-#           where the execption is most likely a report bug.                
+#           where the exception is most likely a report bug.                
 #            except AttributeError,msg:
 #                if str(msg).startswith("'NoneType' object has no attribute"):
 #                    # "'NoneType' object has no attribute ..." usually means
diff --git a/src/gen/plug/utils.py b/src/gen/plug/utils.py
index eb2443001..4db6d4224 100644
--- a/src/gen/plug/utils.py
+++ b/src/gen/plug/utils.py
@@ -21,7 +21,7 @@
 # $Id: __init__.py 10055 2008-02-18 20:07:09Z acraphae $
 
 """
-General utility functions usefull for the generic plugin system
+General utility functions useful for the generic plugin system
 """
 
 #-------------------------------------------------------------------------
diff --git a/src/gen/utils/__init__.py b/src/gen/utils/__init__.py
index d1d3c14a0..252e9e0c0 100644
--- a/src/gen/utils/__init__.py
+++ b/src/gen/utils/__init__.py
@@ -19,7 +19,7 @@
 #
 
 """
-Generic utilities usefull for users of the gen package
+Generic utilities useful for users of the gen package
 """
 
 from dbutils import *
diff --git a/src/widgets/validatedmaskedentry.py b/src/widgets/validatedmaskedentry.py
index e81c9789b..652c912d2 100644
--- a/src/widgets/validatedmaskedentry.py
+++ b/src/widgets/validatedmaskedentry.py
@@ -548,7 +548,7 @@ INPUT_FORMATS = {
     '&': INPUT_ALPHA, 
     }
 
-# Todo list: Other usefull Masks
+# Todo list: Other useful Masks
 #  9 - Digit, optional
 #  ? - Ascii letter, optional
 #  C - Alpha, optional