diff --git a/headers/os/app/KeyStore.h b/headers/os/app/KeyStore.h
index 625049549e..7af178fbf8 100644
--- a/headers/os/app/KeyStore.h
+++ b/headers/os/app/KeyStore.h
@@ -81,8 +81,13 @@ public:
 
 			status_t			GetNextApplication(const BKey& key,
 									uint32& cookie, BString& signature) const;
+			status_t			GetNextApplication(const char* keyring,
+									const BKey& key, uint32& cookie,
+									BString& signature) const;
 			status_t			RemoveApplication(const BKey& key,
 									const char* signature);
+			status_t			RemoveApplication(const char* keyring,
+									const BKey& key, const char* signature);
 
 			// Service functions
 
diff --git a/src/kits/app/KeyStore.cpp b/src/kits/app/KeyStore.cpp
index 3278ba7e82..64cca00cf8 100644
--- a/src/kits/app/KeyStore.cpp
+++ b/src/kits/app/KeyStore.cpp
@@ -335,12 +335,21 @@ BKeyStore::RevokeMasterAccess()
 status_t
 BKeyStore::GetNextApplication(const BKey& key, uint32& cookie,
 	BString& signature) const
+{
+	return GetNextApplication(NULL, key, cookie, signature);
+}
+
+
+status_t
+BKeyStore::GetNextApplication(const char* keyring, const BKey& key,
+	uint32& cookie, BString& signature) const
 {
 	BMessage keyMessage;
 	if (key.Flatten(keyMessage) != B_OK)
 		return B_BAD_VALUE;
 
 	BMessage message(KEY_STORE_GET_NEXT_APPLICATION);
+	message.AddString("keyring", keyring);
 	message.AddMessage("key", &keyMessage);
 	message.AddUInt32("cookie", cookie);
 
@@ -359,12 +368,21 @@ BKeyStore::GetNextApplication(const BKey& key, uint32& cookie,
 
 status_t
 BKeyStore::RemoveApplication(const BKey& key, const char* signature)
+{
+	return RemoveApplication(NULL, key, signature);
+}
+
+
+status_t
+BKeyStore::RemoveApplication(const char* keyring, const BKey& key,
+	const char* signature)
 {
 	BMessage keyMessage;
 	if (key.Flatten(keyMessage) != B_OK)
 		return B_BAD_VALUE;
 
 	BMessage message(KEY_STORE_REMOVE_APPLICATION);
+	message.AddString("keyring", keyring);
 	message.AddMessage("key", &keyMessage);
 	message.AddString("signature", signature);