diff --git a/Sources/NIOPosix/Pool.swift b/Sources/NIOPosix/Pool.swift
index 1ef4b1a279..47f6121493 100644
--- a/Sources/NIOPosix/Pool.swift
+++ b/Sources/NIOPosix/Pool.swift
@@ -165,9 +165,9 @@ extension PooledBuffer {
             // Here we set up our memory bindings.
             let storage = unsafeDowncast(baseStorage, to: Self.self)
             storage.withUnsafeMutablePointers { headPointer, tailPointer in
-                UnsafeRawPointer(tailPointer).bindMemory(to: IOVector.self, capacity: headPointer.pointee.spaceForIOVectors)
-                UnsafeRawPointer(tailPointer + headPointer.pointee.spaceForIOVectors).bindMemory(to: Unmanaged<AnyObject>.self, capacity: headPointer.pointee.spaceForBufferOwners)
-                UnsafeRawPointer(tailPointer + headPointer.pointee.memorySentinelOffset).bindMemory(to: MemorySentinel.self, capacity: MemoryLayout<MemorySentinel>.size)
+                UnsafeRawPointer(tailPointer + headPointer.pointee.iovectorOffset).bindMemory(to: IOVector.self, capacity: iovectorCount)
+                UnsafeRawPointer(tailPointer + headPointer.pointee.bufferOwnersOffset).bindMemory(to: Unmanaged<AnyObject>.self, capacity: iovectorCount)
+                UnsafeRawPointer(tailPointer + headPointer.pointee.memorySentinelOffset).bindMemory(to: MemorySentinel.self, capacity: 1)
             }
 
             return storage