diff --git a/ZMAX/Sources/Extensions.swift b/ZMAX/Sources/Extensions.swift
index 2003829..6051d7b 100644
--- a/ZMAX/Sources/Extensions.swift
+++ b/ZMAX/Sources/Extensions.swift
@@ -211,7 +211,7 @@ extension AXValue {
     public func toValue<T>() -> T? {
         let pointer = UnsafeMutablePointer<T>.allocate(capacity: 1)
 	defer {
-            pointer.deallocate(capacity: 1)
+            pointer.deallocate()
         }
         let success = AXValueGetValue(self, AXValueGetType(self), pointer)
         return success ? pointer.pointee : nil
@@ -220,7 +220,7 @@ extension AXValue {
     public static func from<T>(value: T, type: AXValueType) -> AXValue? {
         let pointer = UnsafeMutablePointer<T>.allocate(capacity: 1)
 	defer {
-            pointer.deallocate(capacity: 1)
+            pointer.deallocate()
         }
         pointer.pointee = value
         return AXValueCreate(type, pointer)