diff --git a/ants.go b/ants.go
index d4f4fd3..5d43db0 100644
--- a/ants.go
+++ b/ants.go
@@ -40,13 +40,13 @@ var (
 	// Error types for the Ants API.
 
 	// ErrInvalidPoolSize will be returned when setting a negative number as pool capacity.
-	ErrInvalidPoolSize   = errors.New("invalid size for pool")
+	ErrInvalidPoolSize = errors.New("invalid size for pool")
 
 	// ErrInvalidPoolExpiry will be returned when setting a negative number as the periodic duration to purge goroutines.
 	ErrInvalidPoolExpiry = errors.New("invalid expiry for pool")
 
 	// ErrPoolClosed will be returned when submitting task to a closed pool.
-	ErrPoolClosed        = errors.New("this pool has been closed")
+	ErrPoolClosed = errors.New("this pool has been closed")
 
 	// workerChanCap determines whether the channel of a worker should be a buffered channel
 	// to get the best performance, inspired by fasthttp.