$lang['ut_test_datatype'] = 'Test Datatype ';
became (removed space)
$lang['ut_test_datatype'] = 'Test Datatype';
diff --git a/system/language/english/unit_test_lang.php b/system/language/english/unit_test_lang.php
index 33b20c5..a33cad5 100644
--- a/system/language/english/unit_test_lang.php
+++ b/system/language/english/unit_test_lang.php
@@ -1,22 +1,22 @@
-<?php
-
-$lang['ut_test_name'] = 'Test Name';
-$lang['ut_test_datatype'] = 'Test Datatype ';
-$lang['ut_res_datatype'] = 'Expected Datatype';
-$lang['ut_result'] = 'Result';
-$lang['ut_undefined'] = 'Undefined Test Name';
-$lang['ut_file'] = 'File Name';
-$lang['ut_line'] = 'Line Number';
-$lang['ut_passed'] = 'Passed';
-$lang['ut_failed'] = 'Failed';
-$lang['ut_boolean'] = 'Boolean';
-$lang['ut_integer'] = 'Integer';
-$lang['ut_float'] = 'Float';
-$lang['ut_double'] = 'Float'; // can be the same as float
-$lang['ut_string'] = 'String';
-$lang['ut_array'] = 'Array';
-$lang['ut_object'] = 'Object';
-$lang['ut_resource'] = 'Resource';
-$lang['ut_null'] = 'Null'
-
+<?php
+
+$lang['ut_test_name'] = 'Test Name';
+$lang['ut_test_datatype'] = 'Test Datatype';
+$lang['ut_res_datatype'] = 'Expected Datatype';
+$lang['ut_result'] = 'Result';
+$lang['ut_undefined'] = 'Undefined Test Name';
+$lang['ut_file'] = 'File Name';
+$lang['ut_line'] = 'Line Number';
+$lang['ut_passed'] = 'Passed';
+$lang['ut_failed'] = 'Failed';
+$lang['ut_boolean'] = 'Boolean';
+$lang['ut_integer'] = 'Integer';
+$lang['ut_float'] = 'Float';
+$lang['ut_double'] = 'Float'; // can be the same as float
+$lang['ut_string'] = 'String';
+$lang['ut_array'] = 'Array';
+$lang['ut_object'] = 'Object';
+$lang['ut_resource'] = 'Resource';
+$lang['ut_null'] = 'Null'
+
?>
\ No newline at end of file