diff --git a/src/lib/LibDataContract.sol b/src/lib/LibDataContract.sol
index 9c90bdf..3ea8d6d 100644
--- a/src/lib/LibDataContract.sol
+++ b/src/lib/LibDataContract.sol
@@ -52,10 +52,6 @@ uint256 constant BASE_PREFIX = 0x61_0000_80_600C_6000_39_6000_F3_00_000000000000
 /// contract.
 uint256 constant PREFIX_BYTES_LENGTH = 13;
 
-/// @dev Zoltu deterministic deployment proxy address.
-/// https://github.com/Zoltu/deterministic-deployment-proxy?tab=readme-ov-file#proxy-address
-address constant ZOLTU_PROXY_ADDRESS = 0x7A0D94F55792C434d74a40883C6ed8545E406D12;
-
 /// @title DataContract
 ///
 /// DataContract is a simplified reimplementation of
diff --git a/test/lib/LibDataContract.t.sol b/test/lib/LibDataContract.t.sol
index d3acbe7..c8add09 100644
--- a/test/lib/LibDataContract.t.sol
+++ b/test/lib/LibDataContract.t.sol
@@ -6,14 +6,7 @@ import {Test, console2} from "forge-std-1.16.1/src/Test.sol";
 import {LibMemCpy} from "rain-solmem-0.1.3/src/lib/LibMemCpy.sol";
 import {LibBytes} from "rain-solmem-0.1.3/src/lib/LibBytes.sol";
 
-import {
-    LibPointer,
-    Pointer,
-    LibDataContract,
-    DataTooLarge,
-    ReadError,
-    ZOLTU_PROXY_ADDRESS
-} from "src/lib/LibDataContract.sol";
+import {LibPointer, Pointer, LibDataContract, DataTooLarge, ReadError} from "src/lib/LibDataContract.sol";
 
 /// @title DataContractTest
 /// Tests for serializing and deserializing data to and from an onchain data