diff --git a/addons/cppcheck.py b/addons/cppcheck.py
index 23a69ba1d..1649815e0 100644
--- a/addons/cppcheck.py
+++ b/addons/cppcheck.py
@@ -14,7 +14,7 @@ def reportError(location, severity, message, errorId=None):
     cppcheckdata.reportError(location, severity, message, __addon_name__, errorId or __errorid__)
 
 def runcheckers():
-    # If there are no checkers then dont run
+    # If there are no checkers then don't run
     if len(__checkers__) == 0:
         return
     global __addon_name__
diff --git a/addons/misra.py b/addons/misra.py
index 1652acd30..f5b4532c8 100755
--- a/addons/misra.py
+++ b/addons/misra.py
@@ -1867,7 +1867,7 @@ class MisraChecker:
             #
             # TODO: We actually need to check if the names of the arguments are
             # the same. But we can't do this because we have no links to
-            # variables in the arguments in function defintion in the dump file.
+            # variables in the arguments in function definition in the dump file.
             foundVariables = 0
             while startCall and startCall != endCall:
                 if startCall.varId: