1 files changed, 1 insertions, 1 deletions
diff --git a/lib/std/crypto/hkdf.zig b/lib/std/crypto/hkdf.zig
index 7102ffe780..9163ba9d15 100644
--- a/lib/std/crypto/hkdf.zig
+++ b/lib/std/crypto/hkdf.zig
@@ -63,7 +63,7 @@ pub fn Hkdf(comptime Hmac: type) type {
                 st.update(&counter);
                 var tmp: [prk_length]u8 = undefined;
                 st.final(tmp[0..prk_length]);
-                mem.copy(u8, out[i..][0..left], tmp[0..left]);
+                @memcpy(out[i..][0..left], tmp[0..left]);
             }
         }
     };