diff --git a/packages/excubiae/contracts/extensions/ERC721Excubia.sol b/packages/excubiae/contracts/extensions/ERC721Excubia.sol
index 8d7ed14..860b086 100644
--- a/packages/excubiae/contracts/extensions/ERC721Excubia.sol
+++ b/packages/excubiae/contracts/extensions/ERC721Excubia.sol
@@ -21,7 +21,7 @@ contract ERC721Excubia is Excubia {
 
     /// @notice Constructor to initialize with target ERC721 contract.
     /// @param _erc721 The address of the ERC721 contract.
-    constructor(address _erc721) payable {
+    constructor(address _erc721) {
         if (_erc721 == address(0)) revert ZeroAddress();
 
         NFT = IERC721(_erc721);