diff --git a/.github/workflows/ci-expanded.yml b/.github/workflows/ci-expanded.yml
index 4ef84c68..33c815d1 100644
--- a/.github/workflows/ci-expanded.yml
+++ b/.github/workflows/ci-expanded.yml
@@ -490,11 +490,16 @@ jobs:
 
       - name: Coveralls.io upload
         if: ${{ matrix.coverage == 'lcov' }}
-        uses: coverallsapp/github-action@v2.3.6
-        with:
-          format: lcov
-          files: "libbitcoin-node/coverage.info"
-          github-token: ${{ secrets.github_token }}
+        shell: bash
+        working-directory: 'libbitcoin-node'
+        env:
+          COVERALLS_REPO_TOKEN: ${{ secrets.github_token }}
+        run: |
+          curl -sLO https://github.com/coverallsapp/coverage-reporter/releases/latest/download/coveralls-linux-x86_64.tar.gz
+          curl -sLO https://github.com/coverallsapp/coverage-reporter/releases/latest/download/coveralls-checksums.txt
+          grep -F coveralls-linux-x86_64.tar.gz coveralls-checksums.txt | sha256sum -c
+          tar -xzf coveralls-linux-x86_64.tar.gz
+          ./coveralls report --format lcov coverage.info
 
       - name: Test artifact collection
         if: failure()
@@ -1026,11 +1031,16 @@ jobs:
 
       - name: Coveralls.io upload
         if: ${{ matrix.coverage == 'lcov' }}
-        uses: coverallsapp/github-action@v2.3.6
-        with:
-          format: lcov
-          files: "libbitcoin-node/coverage.info"
-          github-token: ${{ secrets.github_token }}
+        shell: bash
+        working-directory: 'libbitcoin-node'
+        env:
+          COVERALLS_REPO_TOKEN: ${{ secrets.github_token }}
+        run: |
+          curl -sLO https://github.com/coverallsapp/coverage-reporter/releases/latest/download/coveralls-linux-x86_64.tar.gz
+          curl -sLO https://github.com/coverallsapp/coverage-reporter/releases/latest/download/coveralls-checksums.txt
+          grep -F coveralls-linux-x86_64.tar.gz coveralls-checksums.txt | sha256sum -c
+          tar -xzf coveralls-linux-x86_64.tar.gz
+          ./coveralls report --format lcov coverage.info
 
       - name: Test artifact collection
         if: failure()
@@ -1485,11 +1495,16 @@ jobs:
 
       - name: Coveralls.io upload
         if: ${{ matrix.coverage == 'lcov' }}
-        uses: coverallsapp/github-action@v2.3.6
-        with:
-          format: lcov
-          files: "libbitcoin-node/coverage.info"
-          github-token: ${{ secrets.github_token }}
+        shell: bash
+        working-directory: 'libbitcoin-node'
+        env:
+          COVERALLS_REPO_TOKEN: ${{ secrets.github_token }}
+        run: |
+          curl -sLO https://github.com/coverallsapp/coverage-reporter/releases/latest/download/coveralls-linux-x86_64.tar.gz
+          curl -sLO https://github.com/coverallsapp/coverage-reporter/releases/latest/download/coveralls-checksums.txt
+          grep -F coveralls-linux-x86_64.tar.gz coveralls-checksums.txt | sha256sum -c
+          tar -xzf coveralls-linux-x86_64.tar.gz
+          ./coveralls report --format lcov coverage.info
 
       - name: Test artifact collection
         if: failure()
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fc81e2c6..d19d7573 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -183,11 +183,16 @@ jobs:
 
       - name: Coveralls.io upload
         if: ${{ matrix.coverage == 'lcov' }}
-        uses: coverallsapp/github-action@v2.3.6
-        with:
-          format: lcov
-          files: "libbitcoin-node/coverage.info"
-          github-token: ${{ secrets.github_token }}
+        shell: bash
+        working-directory: 'libbitcoin-node'
+        env:
+          COVERALLS_REPO_TOKEN: ${{ secrets.github_token }}
+        run: |
+          curl -sLO https://github.com/coverallsapp/coverage-reporter/releases/latest/download/coveralls-linux-x86_64.tar.gz
+          curl -sLO https://github.com/coverallsapp/coverage-reporter/releases/latest/download/coveralls-checksums.txt
+          grep -F coveralls-linux-x86_64.tar.gz coveralls-checksums.txt | sha256sum -c
+          tar -xzf coveralls-linux-x86_64.tar.gz
+          ./coveralls report --format lcov coverage.info
 
       - name: Test artifact collection
         if: failure()
@@ -412,11 +417,16 @@ jobs:
 
       - name: Coveralls.io upload
         if: ${{ matrix.coverage == 'lcov' }}
-        uses: coverallsapp/github-action@v2.3.6
-        with:
-          format: lcov
-          files: "libbitcoin-node/coverage.info"
-          github-token: ${{ secrets.github_token }}
+        shell: bash
+        working-directory: 'libbitcoin-node'
+        env:
+          COVERALLS_REPO_TOKEN: ${{ secrets.github_token }}
+        run: |
+          curl -sLO https://github.com/coverallsapp/coverage-reporter/releases/latest/download/coveralls-linux-x86_64.tar.gz
+          curl -sLO https://github.com/coverallsapp/coverage-reporter/releases/latest/download/coveralls-checksums.txt
+          grep -F coveralls-linux-x86_64.tar.gz coveralls-checksums.txt | sha256sum -c
+          tar -xzf coveralls-linux-x86_64.tar.gz
+          ./coveralls report --format lcov coverage.info
 
       - name: Test artifact collection
         if: failure()
@@ -599,11 +609,16 @@ jobs:
 
       - name: Coveralls.io upload
         if: ${{ matrix.coverage == 'lcov' }}
-        uses: coverallsapp/github-action@v2.3.6
-        with:
-          format: lcov
-          files: "libbitcoin-node/coverage.info"
-          github-token: ${{ secrets.github_token }}
+        shell: bash
+        working-directory: 'libbitcoin-node'
+        env:
+          COVERALLS_REPO_TOKEN: ${{ secrets.github_token }}
+        run: |
+          curl -sLO https://github.com/coverallsapp/coverage-reporter/releases/latest/download/coveralls-linux-x86_64.tar.gz
+          curl -sLO https://github.com/coverallsapp/coverage-reporter/releases/latest/download/coveralls-checksums.txt
+          grep -F coveralls-linux-x86_64.tar.gz coveralls-checksums.txt | sha256sum -c
+          tar -xzf coveralls-linux-x86_64.tar.gz
+          ./coveralls report --format lcov coverage.info
 
       - name: Test artifact collection
         if: failure()
diff --git a/builds/gnu/test_runner.sh b/builds/gnu/test_runner.sh
index b43d755f..8a3b8796 100755
--- a/builds/gnu/test_runner.sh
+++ b/builds/gnu/test_runner.sh
@@ -12,7 +12,7 @@ BOOST_UNIT_TEST_OPTIONS="--log_level=warning --show_progress=no --detect_memory_
 
 # Run tests.
 #==============================================================================
-if [[ ${CI} == true ]]; then
+if [ "${CI}" = true ]; then
     ./test/libbitcoin-node-test ${BOOST_UNIT_TEST_OPTIONS}
 else
     ./test/libbitcoin-node-test ${BOOST_UNIT_TEST_OPTIONS} > test.log