diff --git a/log_unstable.go b/log_unstable.go
index f637b611..434d23eb 100644
--- a/log_unstable.go
+++ b/log_unstable.go
@@ -168,17 +168,8 @@ func (u *unstable) stableTo(id entryID) {
 // potentially large entries that aren't needed anymore. Simply clearing the
 // entries wouldn't be safe because clients might still be using them.
 func (u *unstable) shrinkEntriesArray() {
-	// We replace the array if we're using less than half of the space in
-	// it. This number is fairly arbitrary, chosen as an attempt to balance
-	// memory usage vs number of allocations. It could probably be improved
-	// with some focused tuning.
-	const lenMultiple = 2
 	if len(u.entries) == 0 {
 		u.entries = nil
-	} else if len(u.entries)*lenMultiple < cap(u.entries) {
-		newEntries := make([]*pb.Entry, len(u.entries))
-		copy(newEntries, u.entries)
-		u.entries = newEntries
 	}
 }