diff --git a/lib/cl_keys.c b/lib/cl_keys.c
index f26e992..00b37e2 100644
--- a/lib/cl_keys.c
+++ b/lib/cl_keys.c
@@ -22,24 +22,28 @@
 
 // для работы с ключами
 #include <keyutils.h>
+// malloc
+#include <stdlib.h>
+
+#define BUF_SIZE 255
 
 char* getKey(char *login)
 {
-    char buffer[255];
-    memset(buffer,0,sizeof(buffer));
+    char *buffer = (char*) malloc(BUF_SIZE+1);
+    memset(buffer,0,BUF_SIZE);
     int ret;
     // ищем номер пользовательского ключа
     ret = request_key("user", login, NULL, 0);
     if (ret < 0)
     {
-        return "";
+        return buffer;
     };
 
     // Возвращаем значение ключа
-    ret = keyctl_read(ret, buffer, sizeof(buffer));
+    ret = keyctl_read(ret, buffer, BUF_SIZE);
     if (ret < 0)
     {
-        return "";
+        return buffer;
     };
     return buffer;
 };
diff --git a/lib/cl_keys.i b/lib/cl_keys.i
index 4143e09..2390a4f 100644
--- a/lib/cl_keys.i
+++ b/lib/cl_keys.i
@@ -1,7 +1,8 @@
 %module cl_keys
+%newobject getKey;
 %inline %{
 /* Put header files here or function declarations like below */
 extern char* getKey(char*);
 extern int clearKey(char*);
 %}
-%include cl_keys.c
\ No newline at end of file
+%include cl_keys.c