diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index baabf922..f94181b0 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -18,17 +18,17 @@ jobs:
   test:
     name: Test
     runs-on: buildjet-8vcpu-ubuntu-2204
-    services:
-      casper-nctl:
-        image: makesoftware/casper-nctl:v155
-        options: --name mynctl
-        env:
-          PREDEFINED_ACCOUNTS: 'true'
-          MINIMUM_ROUND_EXPONENT: '12'
-          MAXIMUM_ROUND_EXPONENT: '14'
-          DEPLOY_DELAY: '5sec'
-        ports:
-          - 11101:11101
+#    services:
+#      casper-nctl:
+#        image: makesoftware/casper-nctl:v200-rc3
+#        options: --name mynctl
+#        env:
+#          PREDEFINED_ACCOUNTS: 'true'
+#          MINIMUM_ROUND_EXPONENT: '12'
+#          MAXIMUM_ROUND_EXPONENT: '14'
+#          DEPLOY_DELAY: '30sec'
+#        ports:
+#          - 11101:11101
     steps:
       - name: Setup just
         uses: extractions/setup-just@v1
@@ -50,5 +50,5 @@ jobs:
         run: just prepare-test-env
       - name: Run tests
         run: just test
-      - name: Run livenet tests
-        run: just test-livenet
\ No newline at end of file
+#      - name: Run livenet tests
+#        run: just test-livenet
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index f2370838..db82c1e0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,5 @@
 # Generated by Cargo
 # will have compiled files and executables
-global_state
 target
 .*
 *.env
diff --git a/Cargo.toml b/Cargo.toml
index f52e37c2..9c31fd90 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -60,3 +60,10 @@ serde-json-wasm = "1.0"
 
 [patch.crates-io]
 casper-types = { version = "5.0.0", git = "https://github.com/casper-network/casper-node", branch = "rustSDK-feat-2.0" }
+
+[profile.release]
+codegen-units = 1
+lto = true
+
+[profile.dev.package."*"]
+opt-level = 3
\ No newline at end of file
diff --git a/justfile b/justfile
index c2973189..dea4016c 100644
--- a/justfile
+++ b/justfile
@@ -66,6 +66,7 @@ test-examples-on-odravm:
     cd examples/ourcoin && cargo odra test
 
 test-examples-on-casper:
+    mkdir -p examples/wasm
     cp modules/wasm/Erc20.wasm examples/wasm/
     cd examples && cargo odra test -b casper
     cd examples/ourcoin && cargo odra test -b casper