diff --git a/src/libsodium/crypto_core/curve25519/ref10/curve25519_ref10.c b/src/libsodium/crypto_core/curve25519/ref10/curve25519_ref10.c
index 0650a918..c1dc27c5 100644
--- a/src/libsodium/crypto_core/curve25519/ref10/curve25519_ref10.c
+++ b/src/libsodium/crypto_core/curve25519/ref10/curve25519_ref10.c
@@ -514,8 +514,8 @@ equal(signed char b, signed char c)
 static unsigned char
 negative(signed char b)
 {
-    uint64_t x =
-        b; /* 18446744073709551361..18446744073709551615: yes; 0..255: no */
+    /* 18446744073709551361..18446744073709551615: yes; 0..255: no */
+    uint64_t x = b;
 
     x >>= 63; /* 1: yes; 0: no */