diff --git a/src/libsodium/crypto_hash/sha256/cp/hash_sha256.c b/src/libsodium/crypto_hash/sha256/cp/hash_sha256.c
index 81fe7739..95e91d37 100644
--- a/src/libsodium/crypto_hash/sha256/cp/hash_sha256.c
+++ b/src/libsodium/crypto_hash/sha256/cp/hash_sha256.c
@@ -286,7 +286,7 @@ crypto_hash(unsigned char *out, const unsigned char *in,
     crypto_hash_sha256_state state;
 
     crypto_hash_sha256_init(&state);
-    if (crypto_hash_sha256_update(&state, (const void *) in, inlen) != 0) {
+    if (crypto_hash_sha256_update(&state, in, inlen) != 0) {
         sodium_memzero(out, crypto_hash_BYTES);
         return -1;
     }