diff --git a/main/exercise/multiple_answer_true_false_degree_certainty.class.php b/main/exercise/multipleAnswerTrueFalseDegreeCertainty.php
similarity index 100%
rename from main/exercise/multiple_answer_true_false_degree_certainty.class.php
rename to main/exercise/multipleAnswerTrueFalseDegreeCertainty.php