diff --git a/sdk/metadata/contract.json b/sdk/metadata/contract.json
index 8a8f5200..7e966897 100644
--- a/sdk/metadata/contract.json
+++ b/sdk/metadata/contract.json
@@ -1,6 +1,6 @@
 {
   "source": {
-    "hash": "0x89fd1ac0bc66d54b9eaf158fad99af87b490fe71083fd328e0c04e46832752f5",
+    "hash": "0x777dd7f7ddf3b04b84ec1e0145975604e34e9ea6c506bfb1145282190dcabc37",
     "language": "ink! 4.3.0",
     "compiler": "rustc 1.72.1",
     "build_info": {
@@ -1926,10 +1926,10 @@
                       "name": "protocol_fee"
                     }
                   ],
-                  "name": "State"
+                  "name": "InvariantConfig"
                 }
               },
-              "name": "state"
+              "name": "config"
             }
           ],
           "name": "Contract"
diff --git a/sdk/metadata/contract.wasm b/sdk/metadata/contract.wasm
index cdedda7d..44b38579 100644
Binary files a/sdk/metadata/contract.wasm and b/sdk/metadata/contract.wasm differ
diff --git a/sdk/package.json b/sdk/package.json
index 1ffdb8cd..04a05fc7 100644
--- a/sdk/package.json
+++ b/sdk/package.json
@@ -5,11 +5,12 @@
   "type": "module",
   "main": "index.js",
   "scripts": {
-    "prebuild": "rm -rf target && cp ../target/ink/contract.wasm ./metadata/ && cp ../target/ink/contract.json ./metadata/",
+    "prebuild": "npm run contract:build && rm -rf target && cp ../target/ink/contract.wasm ./metadata/ && cp ../target/ink/contract.json ./metadata/",
     "build": "npx tsc",
-    "start-node": "substrate-contracts-node purge-chain -y && substrate-contracts-node --rpc-port 9944 --dev",
-    "start": "npx tsc && ts-node target/index.js testnet",
-    "local": "npx tsc && ts-node target/index.js local"
+    "start:testnet": "npx tsc && ts-node target/index.js testnet",
+    "start:local": "npx tsc && ts-node target/index.js local",
+    "node:start": "substrate-contracts-node purge-chain -y && substrate-contracts-node --rpc-port 9944 --dev",
+    "contract:build": "cd .. && cargo contract build --release && cd sdk"
   },
   "dependencies": {
     "@polkadot/api": "^10.11.2",
diff --git a/sdk/src/index.ts b/sdk/src/index.ts
index d2a99ddb..ac1d117b 100644
--- a/sdk/src/index.ts
+++ b/sdk/src/index.ts
@@ -29,6 +29,7 @@ const main = async () => {
   console.log(newFee);
 
   console.log("Passed.");
+  process.exit(0);
 };
 
 main();
diff --git a/tests.sh b/tests.sh
index 46d4dd41..9fec553a 100755
--- a/tests.sh
+++ b/tests.sh
@@ -26,4 +26,5 @@ cargo clippy --all-targets -- --no-deps -D warnings
 cargo test --features e2e-tests
 
 # build contract
-cargo contract build
\ No newline at end of file
+cargo contract build
+cargo cobtract build --release
\ No newline at end of file