diff --git a/IPython/html/tests/casperjs/test_cases/widgets_floatrange.js b/IPython/html/tests/casperjs/test_cases/widgets_float_range.js
similarity index 100%
rename from IPython/html/tests/casperjs/test_cases/widgets_floatrange.js
rename to IPython/html/tests/casperjs/test_cases/widgets_float_range.js
diff --git a/IPython/html/tests/casperjs/test_cases/widgets_intrange.js b/IPython/html/tests/casperjs/test_cases/widgets_int_range.js
similarity index 100%
rename from IPython/html/tests/casperjs/test_cases/widgets_intrange.js
rename to IPython/html/tests/casperjs/test_cases/widgets_int_range.js