diff --git a/src/crypt.c b/src/crypt.c
index 08c5647..6f9db33 100644
--- a/src/crypt.c
+++ b/src/crypt.c
@@ -128,7 +128,7 @@ int crypt_hello_verify(const unsigned char *const hello, crypt_key_t *const remo
     return 0;
 }
 
-const unsigned char *crypt_hello_get_nonce(const unsigned char *const own_hello, const unsigned char *const remote_hello, const bool is_client) {
+const unsigned char *crypt_hello_get_nonce(const unsigned char *const own_hello, const unsigned char *const remote_hello, bool is_client) {
     unsigned char *nonce = (unsigned char *)malloc(CRYPT_NONCE_LEN * sizeof(unsigned char));
     if (nonce == NULL)
         return NULL;
@@ -144,7 +144,7 @@ const unsigned char *crypt_hello_get_nonce(const unsigned char *const own_hello,
     return nonce;
 }
 
-int crypt_session_init(crypt_session_t *const s, const crypt_key_t *const own, crypt_key_t *const remote, const bool is_client) {
+int crypt_session_init(crypt_session_t *const s, const crypt_key_t *const own, crypt_key_t *const remote, bool is_client) {
     if (is_client) {
         if (crypto_kx_client_session_keys(s->rx, s->tx, own->kx_pub, own->kx_sec, remote->kx_pub) != 0) {
             fprintf(stderr, "Failed to instantiate a client session.\n");
diff --git a/src/crypt.h b/src/crypt.h
index 85d9862..4df0db7 100644
--- a/src/crypt.h
+++ b/src/crypt.h
@@ -61,7 +61,7 @@ unsigned char *crypt_hello(const crypt_key_t *const own);
 int crypt_hello_verify(const unsigned char *const hello, crypt_key_t *const remote);
 // Combines own and remote halves of a nonce depending in a connection direction and returns it.
 // It will be of CRYPT_NONCE_LEN length.
-const unsigned char *crypt_hello_get_nonce(const unsigned char *const own_hello, const unsigned char *const remote_hello, const bool is_client);
+const unsigned char *crypt_hello_get_nonce(const unsigned char *const own_hello, const unsigned char *const remote_hello, bool is_client);
 
 // Stores symmetric keys used for a data encryption in both directions
 // and a remote public key.
@@ -74,7 +74,7 @@ typedef struct crypt_session_t {
 // Derives the symmetric keys for a data encryption using own public and secret and remote's public keys.
 //
 // is_client should be set to true if you are the one establishing the connection.
-int crypt_session_init(crypt_session_t *const s, const crypt_key_t *const own, crypt_key_t *const remote, const bool is_client);
+int crypt_session_init(crypt_session_t *const s, const crypt_key_t *const own, crypt_key_t *const remote, bool is_client);
 // Securely erase the fields of a crypt_session_t struct.
 void crypt_session_destroy(crypt_session_t *const s);