diff --git a/completions/cppcheck b/completions/cppcheck
index 5dd30931..dc321398 100644
--- a/completions/cppcheck
+++ b/completions/cppcheck
@@ -52,7 +52,7 @@ _cppcheck()
         COMPREPLY=( $( compgen -W '$( _parse_help "$1" )' -- "$cur" ) )
         [[ $COMPREPLY == *= ]] && compopt -o nospace
     else
-        _filedir @(cpp|cxx|cc|c++|c|tpp|txx)
+        _filedir @(cpp|cxx|cc|c++|c|h|hpp|hxx|h++|tpp|txx)
     fi
 } &&
 complete -F _cppcheck cppcheck