1 files changed, 4 insertions, 4 deletions
diff --git a/src/block/serpent_simd/serp_simd.cpp b/src/block/serpent_simd/serp_simd.cpp
index babe68d40..aef37cb99 100644
--- a/src/block/serpent_simd/serp_simd.cpp
+++ b/src/block/serpent_simd/serp_simd.cpp
@@ -185,8 +185,8 @@ void Serpent_SIMD::encrypt_n(const byte in[], byte out[], size_t blocks) const
    while(blocks >= 4)
       {
       serpent_encrypt_4(in, out, KS);
-      in += 4 * BLOCK_SIZE;
-      out += 4 * BLOCK_SIZE;
+      in += 4 * block_size();
+      out += 4 * block_size();
       blocks -= 4;
       }
 
@@ -204,8 +204,8 @@ void Serpent_SIMD::decrypt_n(const byte in[], byte out[], size_t blocks) const
    while(blocks >= 4)
       {
       serpent_decrypt_4(in, out, KS);
-      in += 4 * BLOCK_SIZE;
-      out += 4 * BLOCK_SIZE;
+      in += 4 * block_size();
+      out += 4 * block_size();
       blocks -= 4;
       }