diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 85107a857a..1795364356 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -1,8 +1,5 @@
 name: Release
 on:
-  release:
-    types:
-      - published
   workflow_dispatch:
     inputs:
       tag:
@@ -12,7 +9,7 @@ on:
 jobs:
   build-release:
     name: Build binary
-    runs-on: self-hosted
+    runs-on: ubuntu-latest
     steps:
       - name: Set tag from input
         run: |
@@ -27,6 +24,15 @@ jobs:
       - name: Check to latest commit
         uses: actions/checkout@v2
 
+      - name: Install toolchain
+        uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: nightly-2021-11-07
+          components: rustfmt
+          target: wasm32-unknown-unknown
+          default: true
+
       - name: Build bifrost
         run: |
           .maintain/publish-release.sh
@@ -36,7 +42,6 @@ jobs:
         with:
           name: bifrost-artifact-${{ github.sha }}
           path: |
-            ./resources/bifrost-wasm.tar.bz2
             ./resources/bifrost-x86_64-linux-gnu.tar.bz2
 
       - uses: 8398a7/action-slack@v3
diff --git a/.github/workflows/srtool.yml b/.github/workflows/srtool.yml
index f9c9c8fd3f..b7f42c0a03 100644
--- a/.github/workflows/srtool.yml
+++ b/.github/workflows/srtool.yml
@@ -23,7 +23,7 @@ jobs:
     strategy:
       matrix:
         chain: ["bifrost"]
-    runs-on: self-hosted
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
         with:
@@ -70,7 +70,7 @@ jobs:
           subwasm --json meta ${{ steps.srtool_build.outputs.wasm }} > ${{ matrix.chain }}-metadata.json
       - name: Check the metadata diff
         run: |
-          subwasm get wss://bifrost-rpc.liebi.com/ws --output runtime_mainnet.wasm
+          subwasm get wss://bifrost-rpc.liebi.com:443/ws --output runtime_mainnet.wasm
           subwasm diff ${{ steps.srtool_build.outputs.wasm }} runtime_mainnet.wasm | tee ${{ matrix.chain }}-diff.txt
       - name: Archive Subwasm results
         uses: actions/upload-artifact@v2
diff --git a/.maintain/publish-release.sh b/.maintain/publish-release.sh
index 47d6fdd2e0..d172b897bb 100755
--- a/.maintain/publish-release.sh
+++ b/.maintain/publish-release.sh
@@ -2,7 +2,7 @@
 
 set -xe
 
-RUSTC_VERSION="1.53.0"
+RUSTC_VERSION="1.56.1"
 EXTRA_ARGS='--json'
 RUNTIME=bifrost
 BIN_PATH=$(dirname $(readlink -f $0))
@@ -14,17 +14,3 @@ make build-bifrost-release
 cp target/release/bifrost ${WORK_PATH}/resources
 chmod +x ${WORK_PATH}/resources/bifrost
 tar cjSf ${WORK_PATH}/resources/bifrost-x86_64-linux-gnu.tar.bz2 ${WORK_PATH}/resources/bifrost
-
-
-###### build wasm
-docker run --rm -it \
-  -e PACKAGE=$RUNTIME-runtime \
-  -e VERBOSE=1 \
-  -e CARGO_TERM_COLOR=always \
-  -v ${TMPDIR}/cargo:/cargo-home \
-  -v ${WORK_PATH}:/build \
-  paritytech/srtool:${RUSTC_VERSION} build ${EXTRA_ARGS}
-
-cp ${WORK_PATH}/runtime/$RUNTIME/target/srtool/release/wbuild/$RUNTIME-runtime/${RUNTIME}_runtime.compact.wasm \
-${WORK_PATH}/resources
-tar cjSf ${WORK_PATH}/resources/bifrost-wasm.tar.bz2 ${WORK_PATH}/resources/${RUNTIME}_runtime.compact.wasm
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index 11e1232a3e..f61f04f4c4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -18,7 +18,7 @@
 FROM rust:buster as builder
 
 RUN apt-get update && apt-get install time clang libclang-dev llvm -y
-RUN rustup toolchain install nightly-2021-09-12
+RUN rustup toolchain install nightly-2021-11-07
 RUN rustup target add wasm32-unknown-unknown --toolchain nightly-2021-09-12
 
 WORKDIR /app
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
new file mode 100644
index 0000000000..57f8f34245
--- /dev/null
+++ b/rust-toolchain.toml
@@ -0,0 +1,5 @@
+[toolchain]
+channel    = "nightly-2021-11-07"
+components = ["cargo", "clippy", "rustc", "rustfmt", "rust-src"]
+profile    = "minimal"
+targets    = ["wasm32-unknown-unknown"]
\ No newline at end of file