diff --git a/solidity/contracts/Oracle.sol b/solidity/contracts/Oracle.sol
index 065ff71..b939e7b 100644
--- a/solidity/contracts/Oracle.sol
+++ b/solidity/contracts/Oracle.sol
@@ -142,7 +142,7 @@ contract Oracle is IOracle {
 
     _responseId = _getId(_response);
     _participants[_requestId] = abi.encodePacked(_participants[_requestId], _proposer);
-    IResponseModule(_request.responseModule).propose(_requestId, _request, _response, msg.sender);
+    IResponseModule(_request.responseModule).propose(_request, _response, msg.sender);
     _responseIds[_requestId] = abi.encodePacked(_responseIds[_requestId], _responseId);
     createdAt[_responseId] = uint128(block.timestamp);
 
diff --git a/solidity/interfaces/modules/response/IResponseModule.sol b/solidity/interfaces/modules/response/IResponseModule.sol
index 674434a..8dcadef 100644
--- a/solidity/interfaces/modules/response/IResponseModule.sol
+++ b/solidity/interfaces/modules/response/IResponseModule.sol
@@ -9,23 +9,9 @@ import {IOracle} from '../../IOracle.sol';
  * @notice Common interface for all response modules
  */
 interface IResponseModule is IModule {
+  // TODO: natspec
   /**
    * @notice Creates a new response for a given request
    */
-  function propose(
-    bytes32 _requestId,
-    IOracle.Request calldata _request,
-    IOracle.Response calldata _response,
-    address _sender
-  ) external;
-
-  /**
-   * @notice Deletes a response
-   *
-   * @dev In most cases, deleting a disputed response should not be allowed
-   * @param _requestId The ID of the request to delete the response from
-   * @param _responseId The ID of the response to delete
-   * @param _proposer The address of the proposer
-   */
-  function deleteResponse(bytes32 _requestId, bytes32 _responseId, address _proposer) external;
+  function propose(IOracle.Request calldata _request, IOracle.Response calldata _response, address _sender) external;
 }
diff --git a/solidity/test/mocks/contracts/MockResponseModule.sol b/solidity/test/mocks/contracts/MockResponseModule.sol
index ca02d5e..500f459 100644
--- a/solidity/test/mocks/contracts/MockResponseModule.sol
+++ b/solidity/test/mocks/contracts/MockResponseModule.sol
@@ -9,7 +9,6 @@ contract MockResponseModule is Module, IMockResponseModule {
   constructor(IOracle _oracle) Module(_oracle) {}
 
   function propose(
-    bytes32 _requestId,
     IOracle.Request calldata _request,
     IOracle.Response calldata _response,
     address _sender