diff --git a/src/noiseprotocol/init.lua b/src/noiseprotocol/init.lua
index 72fef3d..c48a078 100644
--- a/src/noiseprotocol/init.lua
+++ b/src/noiseprotocol/init.lua
@@ -181,7 +181,7 @@ function CipherSuite:new(dh, cipher, hash)
 end
 
 -- Protocol constants
-local MAX_NONCE = math.pow(2, 32) - 1
+local MAX_NONCE = 2 ^ 32 - 1
 
 --- X25519 Diffie-Hellman implementation
 --- @type DHFunction