diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index eddbccf323..13050c5232 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -78,19 +78,6 @@ jobs:
       - uses: Swatinem/rust-cache@v2
       - run: cargo build -r -p papyrus_load_test
 
-  integration-test:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - uses: dtolnay/rust-toolchain@stable
-      - uses: Swatinem/rust-cache@v2
-      - uses: Noelware/setup-protoc@1.1.0
-        with:
-          version: ${{env.PROTOC_VERSION}}
-      - run: >
-          cargo test -r --test '*' -- --include-ignored --skip test_gw_integration_testnet;
-          cargo run -r -p papyrus_node --bin central_source_integration_test
-
   rustfmt:
     runs-on: ubuntu-latest
     steps:
diff --git a/crates/papyrus_storage/src/mmap_file/mmap_file_test.rs b/crates/papyrus_storage/src/mmap_file/mmap_file_test.rs
index 0490955ff2..7eb9c549d9 100644
--- a/crates/papyrus_storage/src/mmap_file/mmap_file_test.rs
+++ b/crates/papyrus_storage/src/mmap_file/mmap_file_test.rs
@@ -136,8 +136,13 @@ fn grow_file() {
     let file_path = dir.path().to_path_buf().join("test_grow_file");
     let mut offset = 0;
     {
-        let file =
-            OpenOptions::new().read(true).write(true).create(true).open(file_path.clone()).unwrap();
+        let file = OpenOptions::new()
+            .read(true)
+            .write(true)
+            .create(true)
+            .truncate(true)
+            .open(file_path.clone())
+            .unwrap();
         // file_size = 0, offset = 0
         assert_eq!(file.metadata().unwrap().len(), 0);
 
@@ -174,8 +179,13 @@ fn grow_file() {
         assert_eq!(offset, 4 * serialization_size);
     }
 
-    let file =
-        OpenOptions::new().read(true).write(true).create(true).open(file_path.clone()).unwrap();
+    let file = OpenOptions::new()
+        .read(true)
+        .write(true)
+        .create(true)
+        .truncate(false)
+        .open(file_path.clone())
+        .unwrap();
     assert_eq!(file.metadata().unwrap().len(), 4 * config.growth_step as u64);
     let _ = open_file::<NoVersionValueWrapper<Vec<u8>>>(config.clone(), file_path, offset).unwrap();
     assert_eq!(file.metadata().unwrap().len(), 4 * config.growth_step as u64);
diff --git a/crates/papyrus_storage/src/mmap_file/mod.rs b/crates/papyrus_storage/src/mmap_file/mod.rs
index f609f75054..0dbd76b72e 100644
--- a/crates/papyrus_storage/src/mmap_file/mod.rs
+++ b/crates/papyrus_storage/src/mmap_file/mod.rs
@@ -170,7 +170,7 @@ pub(crate) fn open_file<V: ValueSerde>(
     path: PathBuf,
     offset: usize,
 ) -> MmapFileResult<(FileHandler<V, RW>, FileHandler<V, RO>)> {
-    let file = OpenOptions::new().read(true).write(true).create(true).open(path)?;
+    let file = OpenOptions::new().read(true).write(true).create(true).truncate(false).open(path)?;
     let size = file.metadata()?.len();
     let mmap = unsafe { MmapOptions::new().len(config.max_size).map_mut(&file)? };
     let mmap_ptr = mmap.as_ptr();
diff --git a/deployments/helm/values.yaml b/deployments/helm/values.yaml
index a58ad8ef5d..8c9ae15fe1 100644
--- a/deployments/helm/values.yaml
+++ b/deployments/helm/values.yaml
@@ -14,13 +14,13 @@ starknet:
   # possible values: "mainnet.json", "goerli_testnet.json", "goerli_integration.json",
   # "sepolia_testnet" and "sepolia_integration".
   preset: mainnet.json
-  additionalHeaders: # optional addtional headers for SN communication
+  additionalHeaders: # optional additional headers for SN communication
 
 deployment:
   # The container image
   image:
     repository: ghcr.io/starkware-libs/papyrus
-    tag: 0.2.0
+    tag: 0.3.0
   # The container's pullPolicy
   pullPolicy: Always
   # Optional - nodeSelector