diff --git a/src/protocol/CryptionHandler.cpp b/src/protocol/CryptionHandler.cpp
index 9a985d9..f0351d2 100644
--- a/src/protocol/CryptionHandler.cpp
+++ b/src/protocol/CryptionHandler.cpp
@@ -108,7 +108,7 @@ void _fe_neg(fe h, const fe f) {
 	h[9] = h9;
 }
 
-inline void keyMul(uint8_t* target_buffer, const uint8_t* publicKey /* compressed */, const uint8_t* privateKey /* uncompressed */, bool negate){
+inline void keyMul(uint8_t(& target_buffer)[32], const uint8_t* publicKey /* compressed */, const uint8_t* privateKey /* uncompressed */, bool negate){
 	ge_p3 keyA{};
 	ge_p2 result{};
 
@@ -122,6 +122,7 @@ inline void keyMul(uint8_t* target_buffer, const uint8_t* publicKey /* compresse
 	ge_tobytes(target_buffer, &result);
 }
 
+
 bool CryptionHandler::setupSharedSecretNew(const std::string &alpha, const std::string &beta, const char* privateKey /* uncompressed */, const char* publicKey /* compressed */) {
 	if(alpha.length() != 10 || beta.length() != 54)
 		return false;