diff --git a/.github/actions/install_nim/action.yml b/.github/actions/install_nim/action.yml
deleted file mode 100644
index 0eaf219..0000000
--- a/.github/actions/install_nim/action.yml
+++ /dev/null
@@ -1,131 +0,0 @@
-name: Install Nim
-inputs:
-  os:
-    description: "Operating system to build for"
-    required: true
-  cpu:
-    description: "CPU to build for"
-    default: "amd64"
-  nim_branch:
-    description: "Nim version"
-    default: "version-1-6"
-  shell:
-    description: "Shell to run commands in"
-    default: "bash --noprofile --norc -e -o pipefail"
-
-runs:
-  using: "composite"
-  steps:
-    - name: Install build dependencies (Linux i386)
-      shell: ${{ inputs.shell }}
-      if: inputs.os == 'Linux' && inputs.cpu == 'i386'
-      run: |
-        sudo dpkg --add-architecture i386
-        sudo apt-get update -qq
-        sudo DEBIAN_FRONTEND='noninteractive' apt-get install \
-          --no-install-recommends -yq gcc-multilib g++-multilib \
-          libssl-dev:i386
-        mkdir -p external/bin
-        cat << EOF > external/bin/gcc
-        #!/bin/bash
-        exec $(which gcc) -m32 "\$@"
-        EOF
-        cat << EOF > external/bin/g++
-        #!/bin/bash
-        exec $(which g++) -m32 "\$@"
-        EOF
-        chmod 755 external/bin/gcc external/bin/g++
-        echo '${{ github.workspace }}/external/bin' >> $GITHUB_PATH
-
-    - name: MSYS2 (Windows i386)
-      if: inputs.os == 'Windows' && inputs.cpu == 'i386'
-      uses: msys2/setup-msys2@v2
-      with:
-        path-type: inherit
-        msystem: MINGW32
-        install: >-
-          base-devel
-          git
-          mingw-w64-i686-toolchain
-
-    - name: MSYS2 (Windows amd64)
-      if: inputs.os == 'Windows' && inputs.cpu == 'amd64'
-      uses: msys2/setup-msys2@v2
-      with:
-        path-type: inherit
-        install: >-
-          base-devel
-          git
-          mingw-w64-x86_64-toolchain
-
-    - name: Restore Nim DLLs dependencies (Windows) from cache
-      if: inputs.os == 'Windows'
-      id: windows-dlls-cache
-      uses: actions/cache@v3
-      with:
-        path: external/dlls
-        key: 'dlls'
-
-    - name: Install DLL dependencies (Windows)
-      shell: ${{ inputs.shell }}
-      if: >
-        steps.windows-dlls-cache.outputs.cache-hit != 'true' &&
-        inputs.os == 'Windows'
-      run: |
-        mkdir external
-        curl -L "https://nim-lang.org/download/windeps.zip" -o external/windeps.zip
-        7z x external/windeps.zip -oexternal/dlls
-
-    - name: Path to cached dependencies (Windows)
-      shell: ${{ inputs.shell }}
-      if: >
-        inputs.os == 'Windows'
-      run: |
-        echo '${{ github.workspace }}'"/external/dlls" >> $GITHUB_PATH
-
-    - name: Derive environment variables
-      shell: ${{ inputs.shell }}
-      run: |
-        if [[ '${{ inputs.cpu }}' == 'amd64' ]]; then
-          PLATFORM=x64
-        else
-          PLATFORM=x86
-        fi
-        echo "PLATFORM=$PLATFORM" >> $GITHUB_ENV
-
-        ncpu=
-        MAKE_CMD="make"
-        case '${{ inputs.os }}' in
-        'Linux')
-          ncpu=$(nproc)
-          ;;
-        'macOS')
-          ncpu=$(sysctl -n hw.ncpu)
-          ;;
-        'Windows')
-          ncpu=$NUMBER_OF_PROCESSORS
-          MAKE_CMD="mingw32-make"
-          ;;
-        esac
-        [[ -z "$ncpu" || $ncpu -le 0 ]] && ncpu=1
-        echo "ncpu=$ncpu" >> $GITHUB_ENV
-        echo "MAKE_CMD=${MAKE_CMD}" >> $GITHUB_ENV
-        echo '${{ github.workspace }}/nim/bin' >> $GITHUB_PATH
-
-    - name: Restore Nim from cache
-      id: nim-cache
-      uses: actions/cache@v3
-      with:
-        path: '${{ github.workspace }}/nim'
-        key: ${{ inputs.os }}-${{ inputs.cpu }}-nim-${{ inputs.nim_branch }}-cache-${{ env.cache_nonce }}
-
-    - name: Build Nim and Nimble
-      shell: ${{ inputs.shell }}
-      if: ${{ steps.nim-cache.outputs.cache-hit != 'true' }}
-      run: |
-        # We don't want partial matches of the cache restored
-        rm -rf nim
-        curl -O -L -s -S https://raw.githubusercontent.com/status-im/nimbus-build-system/master/scripts/build_nim.sh
-        env MAKE="${MAKE_CMD} -j${ncpu}" ARCH_OVERRIDE=${PLATFORM} NIM_COMMIT=${{ inputs.nim_branch }} \
-          QUICK_AND_DIRTY_COMPILER=1 QUICK_AND_DIRTY_NIMBLE=1 CC=gcc \
-          bash build_nim.sh nim csources dist/nimble NimBinaries
\ No newline at end of file
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 68c8238..8bac617 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -15,23 +15,23 @@ jobs:
           - {
             icon: 🐧,
             label: Linux,
-            os: ubuntu,
+            os: ubuntu-latest,
             shell: bash --noprofile --norc -eo pipefail
           }
           - {
             icon: 🍎,
             label: macOS,
-            os: macos,
+            os: macos-13,
             shell: bash --noprofile --norc -eo pipefail
           }
           - {
             icon: 🏁,
             label: Windows,
-            os: windows,
+            os: windows-latest,
             shell: msys2
           }
     name: ${{ matrix.platform.icon }} ${{ matrix.platform.label }} - Nim v${{ matrix.nim_version }}
-    runs-on: ${{ matrix.platform.os }}-latest
+    runs-on: ${{ matrix.platform.os }}
     defaults:
       run:
         shell: ${{ matrix.platform.shell }} {0}