Fixed typo on line 45

'only' was used twice.
Typo
Merge pull request #236 from calvingiles/patch-1

Fixed typo on line 45
Fix typo l. 46 more clear to clearer
Merge pull request #237 from pocman/patch-1

Fix typo l. 46 more clear to clearer
2.3.3 is broken, I don't want users to use it.