diff --git a/lite/pylite/test/test_global.py b/lite/pylite/test/test_global.py
index d0bcfd4c..b30ae9bd 100644
--- a/lite/pylite/test/test_global.py
+++ b/lite/pylite/test/test_global.py
@@ -71,25 +71,3 @@ class TestGlobal(TestShuffleNet):
         network.load(model_path)
 
         self.do_forward(network)
-
-    def test_update_decryption_key(self):
-        wrong_key = [0] * 32
-        LiteGlobal.update_decryption_key("AES_default", wrong_key)
-
-        with self.assertRaises(RuntimeError):
-            config = LiteConfig()
-            config.bare_model_cryption_name = "AES_default".encode("utf-8")
-            network = LiteNetwork(config)
-            model_path = os.path.join(self.source_dir, "shufflenet_crypt_aes.mge")
-            network.load(model_path)
-
-        right_key = [i for i in range(32)]
-        LiteGlobal.update_decryption_key("AES_default", right_key)
-
-        config = LiteConfig()
-        config.bare_model_cryption_name = "AES_default".encode("utf-8")
-        network = LiteNetwork(config)
-        model_path = os.path.join(self.source_dir, "shufflenet_crypt_aes.mge")
-        network.load(model_path)
-
-        self.do_forward(network)
diff --git a/lite/src/decryption/aes_decrypt.h b/lite/src/decryption/aes_decrypt.h
index bc3af609..bdc33a50 100644
--- a/lite/src/decryption/aes_decrypt.h
+++ b/lite/src/decryption/aes_decrypt.h
@@ -41,10 +41,10 @@ public:
     }
 
     static std::vector<uint8_t> get_decrypt_key() {
-        std::vector<uint8_t> key = {0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
-                                    0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
-                                    0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
-                                    0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F};
+        std::vector<uint8_t> key(32);
+        key = {0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A,
+               0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15,
+               0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F};
         return key;
     }
 };
diff --git a/lite/tools/aes_encrypt.sh b/lite/tools/aes_encrypt.sh
index 37900e1a..eabe89d9 100755
--- a/lite/tools/aes_encrypt.sh
+++ b/lite/tools/aes_encrypt.sh
@@ -11,6 +11,7 @@ fi
 IV=`openssl rand -hex 16`
 
 Key=000102030405060708090A0B0C0D0E0F101112131415161718191A1B1C1D1E1F
+
 if [ $# == 3 ] ; then
 Key=$3
 fi