diff --git a/headers/os/net/NetworkCookieJar.h b/headers/os/net/NetworkCookieJar.h
index 0bf070f30f..58364a6a97 100644
--- a/headers/os/net/NetworkCookieJar.h
+++ b/headers/os/net/NetworkCookieJar.h
@@ -58,10 +58,13 @@ public:
 	virtual	status_t			Unflatten(type_code code,
 									const void* buffer, ssize_t size);
 
+			BNetworkCookieJar&	operator=(const BNetworkCookieJar& other);
+
 	// Iterators
 			Iterator			GetIterator() const;
 			UrlIterator			GetUrlIterator(const BUrl& url) const;
 
+
 private:
 			void				_DoFlatten() const;
 
diff --git a/src/kits/network/libnetapi/NetworkCookieJar.cpp b/src/kits/network/libnetapi/NetworkCookieJar.cpp
index 03c894cc1b..ee0c4de437 100644
--- a/src/kits/network/libnetapi/NetworkCookieJar.cpp
+++ b/src/kits/network/libnetapi/NetworkCookieJar.cpp
@@ -71,6 +71,8 @@ BNetworkCookieJar::~BNetworkCookieJar()
 {
 	for (Iterator it = GetIterator(); it.Next() != NULL;)
 		delete it.Remove();
+
+	delete fCookieHashMap;
 }
 
 
@@ -356,6 +358,30 @@ BNetworkCookieJar::Unflatten(type_code, const void* buffer, ssize_t size)
 }
 
 
+BNetworkCookieJar&
+BNetworkCookieJar::operator=(const BNetworkCookieJar& other)
+{
+	if(&other == this)
+		return *this;
+
+	BArchivable::operator=(other);
+	BFlattenable::operator=(other);
+
+	fFlattened = other.fFlattened;
+
+	delete fCookieHashMap;
+	fCookieHashMap = new PrivateHashMap();
+
+	for (Iterator it = other.GetIterator(); it.HasNext();)
+	{
+		BNetworkCookie* cookie = it.Next();
+		AddCookie(*cookie); // Pass by reference so the cookie is copied.
+	}
+
+	return *this;
+}
+
+
 // #pragma mark Iterators