diff --git a/.github/actions/nimbus-build-system/action.yml b/.github/actions/nimbus-build-system/action.yml
index 5d1917e3..2128bba8 100644
--- a/.github/actions/nimbus-build-system/action.yml
+++ b/.github/actions/nimbus-build-system/action.yml
@@ -92,10 +92,16 @@ runs:
       if : ${{ inputs.os == 'linux' && inputs.coverage != 'true' }}
       shell: ${{ inputs.shell }} {0}
       run: |
-        # Add GCC-14 to alternatives
-        sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-14 14
-        # Set GCC-14 as the default
-        sudo update-alternatives --set gcc /usr/bin/gcc-14
+        # Skip for older Ubuntu versions
+        if [[ $(lsb_release -r | awk -F '[^0-9]+' '{print $2}') -ge 24 ]]; then
+          # Install GCC-14
+          sudo apt-get update -qq
+          sudo apt-get install -yq gcc-14
+          # Add GCC-14 to alternatives
+          sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-14 14
+          # Set GCC-14 as the default
+          sudo update-alternatives --set gcc /usr/bin/gcc-14
+        fi
 
     - name: Install ccache on Linux/Mac
       if: inputs.os == 'linux' || inputs.os == 'macos'
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d660a029..6917e16b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -61,11 +61,7 @@ jobs:
           suggest: true
 
   coverage:
-    # Force to stick to ubuntu 20.04 for coverage because
-    # lcov was updated to 2.x version in ubuntu-latest
-    # and cause a lot of issues.
-    # See https://github.com/linux-test-project/lcov/issues/238
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
         uses: actions/checkout@v4
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 19170528..9d433257 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -28,7 +28,7 @@ jobs:
       uses: fabiocaccamo/create-matrix-action@v5
       with:
         matrix: |
-          os {linux},   cpu {amd64}, builder {ubuntu-20.04},     nim_version {${{ env.nim_version }}}, rust_version {${{ env.rust_version }}}, shell {bash --noprofile --norc -e -o pipefail}
+          os {linux},   cpu {amd64}, builder {ubuntu-22.04},     nim_version {${{ env.nim_version }}}, rust_version {${{ env.rust_version }}}, shell {bash --noprofile --norc -e -o pipefail}
           os {linux},   cpu {arm64}, builder {ubuntu-22.04-arm}, nim_version {${{ env.nim_version }}}, rust_version {${{ env.rust_version }}}, shell {bash --noprofile --norc -e -o pipefail}
           os {macos},   cpu {amd64}, builder {macos-13},         nim_version {${{ env.nim_version }}}, rust_version {${{ env.rust_version }}}, shell {bash --noprofile --norc -e -o pipefail}
           os {macos},   cpu {arm64}, builder {macos-14},         nim_version {${{ env.nim_version }}}, rust_version {${{ env.rust_version }}}, shell {bash --noprofile --norc -e -o pipefail}
diff --git a/Makefile b/Makefile
index 29d6c11d..c9f1f10e 100644
--- a/Makefile
+++ b/Makefile
@@ -179,11 +179,11 @@ coverage:
 	$(MAKE) NIMFLAGS="$(NIMFLAGS) --lineDir:on --passC:-fprofile-arcs --passC:-ftest-coverage --passL:-fprofile-arcs --passL:-ftest-coverage" test
 	cd nimcache/release/testCodex && rm -f *.c
 	mkdir -p coverage
-	lcov --capture --directory nimcache/release/testCodex --output-file coverage/coverage.info
+	lcov --capture --keep-going --directory nimcache/release/testCodex --output-file coverage/coverage.info
 	shopt -s globstar && ls $$(pwd)/codex/{*,**/*}.nim
-	shopt -s globstar && lcov --extract coverage/coverage.info $$(pwd)/codex/{*,**/*}.nim --output-file coverage/coverage.f.info
+	shopt -s globstar && lcov --extract coverage/coverage.info --keep-going $$(pwd)/codex/{*,**/*}.nim --output-file coverage/coverage.f.info
 	echo -e $(BUILD_MSG) "coverage/report/index.html"
-	genhtml coverage/coverage.f.info --output-directory coverage/report
+	genhtml coverage/coverage.f.info --keep-going --output-directory coverage/report
 
 show-coverage:
 	if which open >/dev/null; then (echo -e "\e[92mOpening\e[39m HTML coverage report in browser..." && open coverage/report/index.html) || true; fi
diff --git a/build.nims b/build.nims
index baf21e03..88660321 100644
--- a/build.nims
+++ b/build.nims
@@ -107,14 +107,14 @@ task coverage, "generates code coverage report":
   mkDir("coverage")
   echo " ======== Running LCOV ======== "
   exec(
-    "lcov --capture --directory nimcache/coverage --output-file coverage/coverage.info"
+    "lcov --capture --keep-going --directory nimcache/coverage --output-file coverage/coverage.info"
   )
   exec(
-    "lcov --extract coverage/coverage.info --output-file coverage/coverage.f.info " &
+    "lcov --extract coverage/coverage.info --keep-going --output-file coverage/coverage.f.info " &
       nimSrcs
   )
   echo " ======== Generating HTML coverage report ======== "
-  exec("genhtml coverage/coverage.f.info --output-directory coverage/report ")
+  exec("genhtml coverage/coverage.f.info --keep-going --output-directory coverage/report ")
   echo " ======== Coverage report Done ======== "
 
 task showCoverage, "open coverage html":
diff --git a/vendor/nim-leveldbstatic b/vendor/nim-leveldbstatic
index 4da61d23..378ef63e 160000
--- a/vendor/nim-leveldbstatic
+++ b/vendor/nim-leveldbstatic
@@ -1 +1 @@
-Subproject commit 4da61d231a5e73c5daf85eb23f146242b90b144f
+Subproject commit 378ef63e261e3b5834a3567404edc3ce838498b3