2 files changed, 4 insertions, 4 deletions
diff --git a/plugins/omemo/src/file_transfer/file_decryptor.vala b/plugins/omemo/src/file_transfer/file_decryptor.vala
index 80303789..ff96b4a3 100644
--- a/plugins/omemo/src/file_transfer/file_decryptor.vala
+++ b/plugins/omemo/src/file_transfer/file_decryptor.vala
@@ -59,7 +59,7 @@ public class OmemoFileDecryptor : FileDecryptor, Object {
             file_transfer.encryption = Encryption.OMEMO;
             debug("Decrypting file %s from %s", file_transfer.file_name, file_transfer.server_file_name);
 
-            SymmetricCipher cipher = new SymmetricCipher("AES-GCM");
+            SymmetricCipherDecryption cipher = create_symmetric_cipher_decryption("AES-GCM");
             cipher.set_key(key);
             cipher.set_iv(iv);
             return new ConverterInputStream(encrypted_stream, new SymmetricCipherDecrypter((owned) cipher, 16));
diff --git a/plugins/omemo/src/file_transfer/file_encryptor.vala b/plugins/omemo/src/file_transfer/file_encryptor.vala
index 58be7ef1..1aed752f 100644
--- a/plugins/omemo/src/file_transfer/file_encryptor.vala
+++ b/plugins/omemo/src/file_transfer/file_encryptor.vala
@@ -27,11 +27,11 @@ public class OmemoFileEncryptor : Dino.FileEncryptor, Object {
         try {
             //Create a key and use it to encrypt the file
             uint8[] iv = new uint8[IV_SIZE];
-            Plugin.get_context().randomize(iv);
+            Crypto.randomize(iv);
             uint8[] key = new uint8[KEY_SIZE];
-            Plugin.get_context().randomize(key);
+            Crypto.randomize(key);
 
-            SymmetricCipher cipher = new SymmetricCipher("AES-GCM");
+            SymmetricCipherEncryption cipher = create_symmetric_cipher_encryption("AES-GCM");
             cipher.set_key(key);
             cipher.set_iv(iv);