diff --git a/.github/workflows/ci_wasm_build_ubuntu.yaml b/.github/workflows/ci_wasm_build_ubuntu.yaml
deleted file mode 100644
index 22fddfd1b78..00000000000
--- a/.github/workflows/ci_wasm_build_ubuntu.yaml
+++ /dev/null
@@ -1,68 +0,0 @@
-name: ci_wasm_build_ubuntu
-concurrency:
-  group: ci_wasm_build_ubuntu-${{ github.ref }}
-  cancel-in-progress: true
-on:
-  pull_request:
-    types: [ opened, synchronize, reopened ]
-  push:
-    branches:
-      - master
-      - develop
-      - 'rc/*'
-  merge_group: {}
-
-env:
-  CARGO_TERM_COLOR: always
-  RUST_BACKTRACE: full
-  RUSTFLAGS: -D warnings
-jobs:
-  prologue:
-    name: prologue
-    if: |
-       github.event_name != 'push' ||
-       ( github.event_name == 'push' &&
-        ( github.ref == 'refs/heads/master' ||
-          (github.ref == 'refs/heads/develop' && startsWith(github.event.head_commit.message, 'Merge pull request #')) ||
-          startsWith(github.ref, 'refs/heads/rc/')
-        )
-       ) || (github.repository_owner != 'nervosnetwork')
-    runs-on: ubuntu-20.04
-    outputs:
-      os_skip: ${{ steps.prologue.outputs.os_skip }}
-      job_skip: ${{ steps.prologue.outputs.job_skip }}
-      linux_runner_label: ${{ steps.prologue.outputs.linux_runner_label }}
-    steps:
-    - uses: actions/checkout@v3
-    - name: prologue
-      id: prologue
-      uses: ./.github/actions/ci_prologue
-      with:
-        GITHUB_EVENT_NAME: ${{ github.event_name }}
-        COMMIT_MESSAGE: "${{github.event.head_commit.message}}"
-        PR_COMMONS_BODY: "${{ github.event.pull_request.body }}"
-        GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
-        LABELS: "${{ toJson(github.event.pull_request.labels.*.name) }}"
-        GITHUB_REPOSITORY: ${{ github.repository }}
-        GITHUB_WORKFLOW: ${{ github.workflow }}
-  ci_wasm_build_ubuntu:
-    name: ci_wasm_build_ubuntu
-    needs: prologue
-    runs-on: ${{ needs.prologue.outputs.linux_runner_label }}
-    steps:
-    - uses: actions-rs/toolchain@v1
-      with:
-        profile: minimal
-        toolchain: 1.71.1
-    - run: sudo apt-get update && sudo apt-get install -y pkg-config clang
-    - uses: actions/checkout@v3
-    - name: ci_wasm_build_ubuntu
-      run: |
-        if [[ ${{ needs.prologue.outputs.os_skip }} == run ]] && [[ ${{ needs.prologue.outputs.job_skip }} == run ]];then
-            devtools/ci/ci_main.sh
-        else
-          echo "skip job"
-          exit 0
-        fi
-    env:
-      RUNNER_LABEL: ${{ needs.prologue.outputs.runner_label }}
diff --git a/Makefile b/Makefile
index dd834bb4082..13f5f155570 100644
--- a/Makefile
+++ b/Makefile
@@ -67,10 +67,6 @@ cov: cov-install-tools ## Run code coverage.
 	RUSTFLAGS="-Zinstrument-coverage" LLVM_PROFILE_FILE="${COV_PROFRAW_DIR}/ckb-cov-%p-%m.profraw" cargo +nightly-2022-03-22 test --all
 	GRCOV_OUTPUT=lcov-unit-test.info make cov-collect-data
 
-.PHONY: wasm-build-test
-wasm-build-test: ## Build core packages for wasm target
-	cp -f Cargo.lock wasm-build-test/
-	cd wasm-build-test && cargo build --target=wasm32-unknown-unknown
 
 .PHONY: setup-ckb-test
 setup-ckb-test:
diff --git a/devtools/ci/ci_main.sh b/devtools/ci/ci_main.sh
index 25623ed7f95..75d5db62e83 100755
--- a/devtools/ci/ci_main.sh
+++ b/devtools/ci/ci_main.sh
@@ -61,11 +61,6 @@ case $GITHUB_WORKFLOW in
     make check-dirty-hashes-toml
     devtools/ci/check-cyclic-dependencies.py
     ;;
-  ci_wasm_build*)
-    echo "ci_WASM_build"
-    rustup target add wasm32-unknown-unknown
-    make wasm-build-test
-    ;;
   ci_aarch64_build*)
     echo "ci_aarch64_build"
     sudo apt-get install -y gcc-multilib
diff --git a/wasm-build-test/Cargo.toml b/wasm-build-test/Cargo.toml
deleted file mode 100644
index 72d1bc9060e..00000000000
--- a/wasm-build-test/Cargo.toml
+++ /dev/null
@@ -1,17 +0,0 @@
-[package]
-name = "ckb-wasm-test"
-version = "0.113.0-pre"
-license = "MIT"
-authors = ["Nervos Core Dev <dev@nervos.org>"]
-edition = "2021"
-description = "Testsuite to ensure some crates work with diffent features."
-homepage = "https://github.com/nervosnetwork/ckb"
-repository = "https://github.com/nervosnetwork/ckb"
-
-[dependencies]
-ckb-gen-types = { path = "../util/gen-types", version = "= 0.113.0-pre" }
-ckb-script = { path = "../script", version = "= 0.113.0-pre", default-features = false, features = [] }
-
-# Prevent this from interfering with workspaces
-[workspace]
-members = ["."]
diff --git a/wasm-build-test/src/lib.rs b/wasm-build-test/src/lib.rs
deleted file mode 100644
index a04e00e4bb4..00000000000
--- a/wasm-build-test/src/lib.rs
+++ /dev/null
@@ -1,4 +0,0 @@
-// We just need a dummy package to test building dependencies, those
-// lines here prevent errors from devtools/ci/check-cargotoml.sh
-extern crate ckb_script;
-extern crate ckb_gen_types;