diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 03413c9..0034ba8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -54,9 +54,9 @@ jobs:
         if: startsWith(matrix.os, 'windows')
 
       - run: cargo fmt --all --check
-      - run: cargo clippy --all-targets
+      - run: cargo clippy --all-features --all-targets
       - run: cargo hack build --feature-powerset
-      - run: cargo test
+      - run: cargo test --all-features
 
   wasm:
     runs-on: ubuntu-20.04
@@ -68,7 +68,7 @@ jobs:
           targets: wasm32-unknown-unknown
       - name: Install wasm-pack
         uses: taiki-e/install-action@wasm-pack
-      - run: cargo build --target wasm32-unknown-unknown --no-default-features --lib
+      - run: cargo build --target wasm32-unknown-unknown --lib
       - run: cargo build --target wasm32-unknown-unknown -p urdf-viz-wasm
       - name: Build wasm example
         run: npm install && npm run build
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 229a3b0..a39f832 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -72,6 +72,8 @@ jobs:
         with:
           bin: urdf-viz
           include: ${{ matrix.include-files }}
+          # TODO: Should we enable assimp feature for pre-built binary?
+          # all-features: true
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           CARGO_PROFILE_RELEASE_LTO: true
diff --git a/Cargo.toml b/Cargo.toml
index 1b9f249..bb154bb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,7 +14,7 @@ exclude = [".github/*", "img/*"]
 members = ["examples/wasm"]
 
 [features]
-default = ["assimp"]
+default = []
 assimp = ["dep:assimp", "assimp-sys", "tempfile"]
 
 # Note: k, kiss3d, serde, structopt, tokio, urdf-rs, and wasm-bindgen are public dependencies.
diff --git a/README.md b/README.md
index cf61447..1692e5c 100644
--- a/README.md
+++ b/README.md
@@ -15,22 +15,18 @@ If you are using rust-lang already and `cargo` is installed, you can install by
 cargo install urdf-viz
 ```
 
-If you don't use mesh other than `.obj`, `.stl`, and `.dae` files, you can skip install
-of assimp by disabling the `assimp` feature like below.
+If you want to use mesh other than `.obj`, `.stl`, and `.dae` files, you need to install
+with assimp like below.
 
 ```bash
-cargo install urdf-viz --no-default-features
+cargo install urdf-viz --features assimp
 ```
 
-Note: When the `assimp` feature is disabled, materials are not fully supported yet.
-
 ### Pre-requirements for build
 
 #### Common
 
-You need [cmake](https://cmake.org/download/) to use assimp (mesh loader).
-It can be skipped if you use `--no-default-features`, but it will make it
-fail to show mesh files other than `.obj`, `.stl`, and `.dae`.
+If you want to use `--features assimp` to use mesh other than `.obj`, `.stl`, and `.dae` files, you need [cmake](https://cmake.org/download/).
 
 #### On Linux
 
@@ -241,7 +237,7 @@ curl http://127.0.0.1:7777/get_urdf_text
 * [kiss3d](https://github.com/sebcrozet/kiss3d): `urdf-viz` is strongly depend on `kiss3d`, which is super easy to use, great 3D graphic engine.
 * [nalgebra](https://github.com/sebcrozet/nalgebra): linear algebra library.
 * [k](https://github.com/openrr/k): kinematics library which is based on [nalgebra](https://github.com/sebcrozet/nalgebra). It can load URDF files using `urdf-rs`.
-* [assimp-rs](https://github.com/Eljay/assimp-rs): assimp rust interface. `kiss3d` supports `.obj` files natively, but urdf contains `dae` or `stl` files. These files are converted to kiss3d mesh model by `assimp-rs`
+* [mesh-loader](https://github.com/openrr/mesh-loader): Mesh files (`.obj`, `.stl`, and `.dae`) loader.
 * [urdf-rs](https://github.com/openrr/urdf-rs): URDF file loader.
 * [structopt](https://github.com/TeXitoi/structopt): super easy command line arguments parser.
 
diff --git a/examples/wasm/Cargo.toml b/examples/wasm/Cargo.toml
index ebd4c07..295ec64 100644
--- a/examples/wasm/Cargo.toml
+++ b/examples/wasm/Cargo.toml
@@ -7,7 +7,7 @@ edition = "2021"
 crate-type = ["cdylib"]
 
 [target.'cfg(target_family = "wasm")'.dependencies]
-urdf-viz = { path = "../..", default-features = false }
+urdf-viz = { path = "../.." }
 console_error_panic_hook = "0.1"
 tracing-wasm = "0.2"
 wasm-bindgen = "0.2"