diff --git a/contracts/abstract/JBPayoutRedemptionPaymentTerminal3_1_1.sol b/contracts/abstract/JBPayoutRedemptionPaymentTerminal3_1_1.sol
index 535c89145..94aee67b8 100644
--- a/contracts/abstract/JBPayoutRedemptionPaymentTerminal3_1_1.sol
+++ b/contracts/abstract/JBPayoutRedemptionPaymentTerminal3_1_1.sol
@@ -45,7 +45,6 @@ abstract contract JBPayoutRedemptionPaymentTerminal3_1_1 is
   JBSingleTokenPaymentTerminal,
   JBOperatable,
   Ownable,
-  IJBPayoutRedemptionPaymentTerminal3_1,
   IJBPayoutRedemptionPaymentTerminal3_1_1
 {
   // A library that parses the packed funding cycle metadata into a friendlier format.
diff --git a/contracts/interfaces/IJBPayoutRedemptionPaymentTerminal3_1_1.sol b/contracts/interfaces/IJBPayoutRedemptionPaymentTerminal3_1_1.sol
index ec465e595..5a1662d9f 100644
--- a/contracts/interfaces/IJBPayoutRedemptionPaymentTerminal3_1_1.sol
+++ b/contracts/interfaces/IJBPayoutRedemptionPaymentTerminal3_1_1.sol
@@ -6,8 +6,9 @@ import {JBDidRedeemData3_1_1} from './../structs/JBDidRedeemData3_1_1.sol';
 import {JBDidPayData3_1_1} from './../structs/JBDidPayData3_1_1.sol';
 import {IJBPayDelegate3_1_1} from './IJBPayDelegate3_1_1.sol';
 import {IJBRedemptionDelegate3_1_1} from './IJBRedemptionDelegate3_1_1.sol';
+import {IJBPayoutRedemptionPaymentTerminal3_1} from './IJBPayoutRedemptionPaymentTerminal3_1.sol';
 
-interface IJBPayoutRedemptionPaymentTerminal3_1_1 {
+interface IJBPayoutRedemptionPaymentTerminal3_1_1 is IJBPayoutRedemptionPaymentTerminal3_1 {
   event DelegateDidRedeem(
     IJBRedemptionDelegate3_1_1 indexed delegate,
     JBDidRedeemData3_1_1 data,
diff --git a/package.json b/package.json
index 588c584b6..19fd0b542 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
     "type": "git",
     "url": "https://github.com/jbx-protocol/juice-contracts-v3"
   },
-  "version": "4.0.0",
+  "version": "4.0.1",
   "license": "MIT",
   "dependencies": {
     "@chainlink/contracts": "^0.1.6",