diff --git a/Cargo.toml b/Cargo.toml
index 93af07a..1fab1e7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,4 +7,12 @@ description = "Common utils incubator"
 license = "MIT"
 repository = "https://git.kemitix.net/kemitix/kx-utils"
 
+[features]
+default = []
+use-kameo = ["kameo", "tokio"]
+use-kxio = ["kxio"]
+
 [dependencies]
+kxio = { version = "5.0", optional = true }
+kameo = { version = "0.13", optional = true }
+tokio = { version = "1.43", optional = true }
diff --git a/justfile b/justfile
index 051fc1c..05bd951 100644
--- a/justfile
+++ b/justfile
@@ -5,7 +5,7 @@ build:
   cargo fmt
   cargo fmt --check
   cargo clippy --no-deps --fix --allow-dirty
-  cargo machete
+  # cargo machete
   # cargo build
   cargo tarpaulin --engine llvm --tests --line --skip-clean --out Html Lcov
   # cargo llvm-cov --html --tests