diff --git a/ipfs-node/build.sh b/ipfs-node/build.sh
index 8bade72..f758a91 100755
--- a/ipfs-node/build.sh
+++ b/ipfs-node/build.sh
@@ -3,13 +3,15 @@ set -o errexit -o nounset -o pipefail
 
 # This script builds all subprojects and puts all created Wasm modules in one dir
 cd effector
-cargo update
-fce build --release
+cargo update --aggressive
+marine build --release
+
 cd ../pure
-cargo update
-fce build --release
+cargo update --aggressive
+marine build --release
 
 cd ..
-rm artifacts/*
-cp ../../target/wasm32-wasi/release/ipfs_effector.wasm artifacts/
-cp ../../target/wasm32-wasi/release/ipfs_pure.wasm artifacts/
+mkdir -p artifacts
+rm -f artifacts/*.wasm
+cp effector/target/wasm32-wasi/release/ipfs_effector.wasm artifacts/
+cp pure/target/wasm32-wasi/release/ipfs_pure.wasm artifacts/
diff --git a/ipfs-node/effector/Cargo.toml b/ipfs-node/effector/Cargo.toml
index 0ce45df..04115af 100644
--- a/ipfs-node/effector/Cargo.toml
+++ b/ipfs-node/effector/Cargo.toml
@@ -10,5 +10,5 @@ name = "ipfs_effector"
 path = "src/main.rs"
 
 [dependencies]
-fluence = { version = "=0.5.0", features = ["logger"] }
-log = "0.4.14"
+fluence = { version = "0.6.9", features = ["logger"] }
+log = "0.4.14"
\ No newline at end of file
diff --git a/ipfs-node/effector/src/main.rs b/ipfs-node/effector/src/main.rs
index dcea1e4..e02ae88 100644
--- a/ipfs-node/effector/src/main.rs
+++ b/ipfs-node/effector/src/main.rs
@@ -20,10 +20,10 @@ mod path;
 
 use crate::path::to_full_path;
 
-use fluence::fce;
+use fluence::marine;
 use fluence::module_manifest;
-use fluence::WasmLoggerBuilder;
 use fluence::MountedBinaryResult;
+use fluence::WasmLoggerBuilder;
 
 const RESULT_FILE_PATH: &str = "/tmp/ipfs_rpc_file";
 const IPFS_ADDR_ENV_NAME: &str = "IPFS_ADDR";
@@ -39,7 +39,7 @@ pub fn main() {
 }
 
 /// Put file from specified path to IPFS and return its hash.
-#[fce]
+#[marine]
 pub fn put(file_path: String) -> String {
     log::info!("put called with file path {}", file_path);
 
@@ -54,7 +54,7 @@ pub fn put(file_path: String) -> String {
         file_path,
     ];
 
-    let ipfs_result = unsafe { ipfs(cmd) };
+    let ipfs_result = ipfs(cmd);
     ipfs_result
         .into_std()
         .unwrap()
@@ -62,7 +62,7 @@ pub fn put(file_path: String) -> String {
 }
 
 /// Get file by provided hash from IPFS, saves it to a temporary file and returns a path to it.
-#[fce]
+#[marine]
 pub fn get(hash: String) -> String {
     log::info!("get called with hash {}", hash);
 
@@ -78,11 +78,11 @@ pub fn get(hash: String) -> String {
         hash,
     ];
 
-    unsafe { ipfs(cmd) };
+    ipfs(cmd);
     RESULT_FILE_PATH.to_string()
 }
 
-#[fce]
+#[marine]
 pub fn get_address() -> String {
     match std::env::var(IPFS_ADDR_ENV_NAME) {
         Ok(addr) => addr,
@@ -93,7 +93,7 @@ pub fn get_address() -> String {
     }
 }
 
-#[fce]
+#[marine]
 #[link(wasm_import_module = "host")]
 extern "C" {
     /// Execute provided cmd as a parameters of ipfs cli, return result.
diff --git a/ipfs-node/effector/src/path.rs b/ipfs-node/effector/src/path.rs
index 4f7d0d5..3fa025d 100644
--- a/ipfs-node/effector/src/path.rs
+++ b/ipfs-node/effector/src/path.rs
@@ -18,8 +18,8 @@ pub(super) fn to_full_path<S>(cmd: S) -> String
 where
     S: Into<String>,
 {
-    use std::path::Path;
     use std::path::Component;
+    use std::path::Path;
 
     let cmd = cmd.into();
     let path = Path::new(&cmd);
diff --git a/ipfs-node/pure/Cargo.toml b/ipfs-node/pure/Cargo.toml
index 4712c7c..c335012 100644
--- a/ipfs-node/pure/Cargo.toml
+++ b/ipfs-node/pure/Cargo.toml
@@ -10,5 +10,5 @@ name = "ipfs_pure"
 path = "src/main.rs"
 
 [dependencies]
-fluence = { version = "=0.5.0", features = ["logger"] }
-log = "0.4.14"
+fluence = { version = "0.6.9", features = ["logger"] }
+log = "0.4.14"
\ No newline at end of file
diff --git a/ipfs-node/pure/src/main.rs b/ipfs-node/pure/src/main.rs
index 98c0c68..af70777 100644
--- a/ipfs-node/pure/src/main.rs
+++ b/ipfs-node/pure/src/main.rs
@@ -16,7 +16,7 @@
 
 #![allow(improper_ctypes)]
 
-use fluence::fce;
+use fluence::marine;
 use fluence::module_manifest;
 use fluence::WasmLoggerBuilder;
 
@@ -34,12 +34,12 @@ pub fn main() {
         .unwrap();
 }
 
-#[fce]
+#[marine]
 pub fn invoke() -> String {
     "IPFS_RPC wasm example, it allows to:\ninvoke\nput\nget".to_string()
 }
 
-#[fce]
+#[marine]
 pub fn put(file_content: Vec<u8>) -> String {
     log::info!("put called with {:?}", file_content);
 
@@ -50,18 +50,18 @@ pub fn put(file_content: Vec<u8>) -> String {
         return format!("file can't be written: {}", e);
     }
 
-    unsafe { ipfs_put(rpc_tmp_filepath) }
+    ipfs_put(rpc_tmp_filepath)
 }
 
-#[fce]
+#[marine]
 pub fn get(hash: String) -> Vec<u8> {
     log::info!("get called with hash: {}", hash);
 
-    let file_path = unsafe { ipfs_get(hash) };
+    let file_path = ipfs_get(hash);
     fs::read(file_path).unwrap_or_else(|_| b"error while reading file".to_vec())
 }
 
-#[fce]
+#[marine]
 #[link(wasm_import_module = "ipfs_effector")]
 extern "C" {
     /// Put provided file to ipfs, return ipfs hash of the file.