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-rw-r--r--src/lib/pubkey/mce/goppa_code.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/lib/pubkey/mce/goppa_code.cpp b/src/lib/pubkey/mce/goppa_code.cpp
index 59e8ab97d..6f4b40226 100644
--- a/src/lib/pubkey/mce/goppa_code.cpp
+++ b/src/lib/pubkey/mce/goppa_code.cpp
@@ -141,7 +141,7 @@ secure_vector<byte> mceliece_decrypt(
u32bit t = key.get_goppa_polyn().get_degree();
polyn_gf2m syndrome_polyn(key.get_goppa_polyn().get_sp_field()); // init as zero polyn
const unsigned unused_pt_bits = dimension % 8;
- const unsigned char unused_pt_bits_mask = (1 << unused_pt_bits) - 1;
+ const byte unused_pt_bits_mask = (1 << unused_pt_bits) - 1;
if(ciphertext_len != (key.get_code_length()+7)/8)
{