diff --git a/contracts/DSTest.sol b/contracts/DSTest.sol
index c77b238..764badf 100644
--- a/contracts/DSTest.sol
+++ b/contracts/DSTest.sol
@@ -13,7 +13,7 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-pragma solidity >=0.5.0;
+pragma solidity >=0.4.23;
 
 contract DSTest {
     event log                    (string);
@@ -36,7 +36,7 @@ contract DSTest {
     event log_named_string       (string key, string val);
 
     bool public IS_TEST = true;
-    bool private _failed;
+    bool public failed;
 
     address constant HEVM_ADDRESS =
         address(bytes20(uint160(uint256(keccak256('hevm cheat code')))));
@@ -44,43 +44,8 @@ contract DSTest {
     modifier mayRevert() { _; }
     modifier testopts(string memory) { _; }
 
-    function failed() public returns (bool) {
-        if (_failed) {
-            return _failed;
-        } else {
-            bool globalFailed = false;
-            if (hasHEVMContext()) {
-                (, bytes memory retdata) = HEVM_ADDRESS.call(
-                    abi.encodePacked(
-                        bytes4(keccak256("load(address,bytes32)")),
-                        abi.encode(HEVM_ADDRESS, bytes32("failed"))
-                    )
-                );
-                globalFailed = abi.decode(retdata, (bool));
-            }
-            return globalFailed;
-        }
-    } 
-
     function fail() internal {
-        if (hasHEVMContext()) {
-            HEVM_ADDRESS.call(
-                abi.encodePacked(
-                    bytes4(keccak256("store(address,bytes32,bytes32)")),
-                    abi.encode(HEVM_ADDRESS, bytes32("failed"), bytes32(uint256(0x01)))
-                )
-            );
-
-        }
-        _failed = true;
-    }
-
-    function hasHEVMContext() internal view returns (bool) {
-        uint256 hevmCodeSize = 0;
-        assembly {
-            hevmCodeSize := extcodesize(0x7109709ECfa91a80626fF3989D68f67F5b1DD12D)
-        }
-        return hevmCodeSize > 0;
+        failed = true;
     }
 
     modifier logs_gas() {