diff --git a/sources/main.cpp b/sources/main.cpp
index af523e3..bf3f5d2 100644
--- a/sources/main.cpp
+++ b/sources/main.cpp
@@ -128,7 +128,6 @@ void miner_thread() noexcept {
     alignas(32) Key seed;
     KeysBox keys;
     Address rawAddr;
-    unsigned char ones = 0;
     std::random_device rd;
     unsigned long state = static_cast<unsigned long>(rd());
     printf("Using seed: %lu\n", state);
@@ -136,8 +135,7 @@ void miner_thread() noexcept {
         rmbytes(seed, state);
         //sign_keypair(keys.PublicKey, keys.PrivateKey, seed);
         crypto_sign_ed25519_seed_keypair(keys.PublicKey, keys.PrivateKey, seed);
-        ones = getZeros(keys.PublicKey);
-        if (ones > conf.high.load()) {
+        if (unsigned char ones = getZeros(keys.PublicKey); ones > conf.high.load()) {
             conf.high.store(ones);
             invertKey(keys.PublicKey, inv);
             getRawAddress(ones, inv, rawAddr);