diff --git a/src/Volume/VolumeLayout.cpp b/src/Volume/VolumeLayout.cpp
index 27265d5f..e7e9f721 100644
--- a/src/Volume/VolumeLayout.cpp
+++ b/src/Volume/VolumeLayout.cpp
@@ -224,7 +224,6 @@ namespace VeraCrypt
 		SupportedEncryptionAlgorithms.push_back (shared_ptr <EncryptionAlgorithm> (new Twofish ()));
 		SupportedEncryptionAlgorithms.push_back (shared_ptr <EncryptionAlgorithm> (new Camellia ()));
 		SupportedEncryptionAlgorithms.push_back (shared_ptr <EncryptionAlgorithm> (new Kuznyechik ()));
-		SupportedEncryptionAlgorithms.push_back (shared_ptr <EncryptionAlgorithm> (new SM4 ()));
 		SupportedEncryptionAlgorithms.push_back (shared_ptr <EncryptionAlgorithm> (new AESTwofish ()));
 		SupportedEncryptionAlgorithms.push_back (shared_ptr <EncryptionAlgorithm> (new AESTwofishSerpent ()));
 		SupportedEncryptionAlgorithms.push_back (shared_ptr <EncryptionAlgorithm> (new CamelliaKuznyechik ()));
@@ -235,10 +234,6 @@ namespace VeraCrypt
 		SupportedEncryptionAlgorithms.push_back (shared_ptr <EncryptionAlgorithm> (new SerpentAES ()));
 		SupportedEncryptionAlgorithms.push_back (shared_ptr <EncryptionAlgorithm> (new SerpentTwofishAES ()));
 		SupportedEncryptionAlgorithms.push_back (shared_ptr <EncryptionAlgorithm> (new TwofishSerpent ()));
-		SupportedEncryptionAlgorithms.push_back (shared_ptr <EncryptionAlgorithm> (new KuznyechikSM4 ()));
-		SupportedEncryptionAlgorithms.push_back (shared_ptr <EncryptionAlgorithm> (new SerpentSM4 ()));
-		SupportedEncryptionAlgorithms.push_back (shared_ptr <EncryptionAlgorithm> (new SM4Twofish ()));
-		SupportedEncryptionAlgorithms.push_back (shared_ptr <EncryptionAlgorithm> (new TwofishSerpentSM4 ()));
 
                 SupportedEncryptionModes.push_back (shared_ptr <EncryptionMode> (new EncryptionModeXTS ()));
         #else