From c4a7d4d583f9f548adc704868cfe6b8c9866b0d4 Mon Sep 17 00:00:00 2001
From: Mitchell Henke <mitchell.henke@strivepharmacy.com>
Date: Wed, 22 Jul 2026 09:57:03 -0500
Subject: [PATCH] Fix pin operator compile warnings

---
 lib/nimble_totp.ex | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/nimble_totp.ex b/lib/nimble_totp.ex
index 6f11a20..03f7192 100644
--- a/lib/nimble_totp.ex
+++ b/lib/nimble_totp.ex
@@ -272,8 +272,8 @@ defmodule NimbleTOTP do
   defp hmac_truncate(hmac) do
     key_length = byte_size(hmac) - 1
 
-    <<_::size(key_length)-binary, _::4, offset::4>> = hmac
-    <<_::size(offset)-binary, p::4-binary, _::binary>> = hmac
+    <<_::size(^key_length)-binary, _::4, offset::4>> = hmac
+    <<_::size(^offset)-binary, p::4-binary, _::binary>> = hmac
     <<_::1, bits::31>> = p
     bits
   end