diff --git a/src/core/crypto/aes_util.cpp b/src/core/crypto/aes_util.cpp
index 6a97348122..cb7506241b 100644
--- a/src/core/crypto/aes_util.cpp
+++ b/src/core/crypto/aes_util.cpp
@@ -105,8 +105,6 @@ void AESCipher<Key, KeySize>::Transcode(const u8* src, std::size_t size, u8* des
             }
         }
     }
-
-    mbedtls_cipher_finish(context, nullptr, nullptr);
 }
 
 template <typename Key, std::size_t KeySize>