diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 19869c8..0b35c43 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -63,9 +63,7 @@ jobs:
 
       - name: Generate coverage report
         run: |
-          lcov --version
-          lcov --help
-          lcov -d . -c -o out.info --rc lcov_branch_coverage=1 --no-external
+          lcov -d . -c -o out.info --rc lcov_branch_coverage=1 --no-external --filter branch --filter line
           lcov -e out.info '*include/ss*hpp' -o filtered.info
 
       - name: Invoke coveralls
diff --git a/script/ci_install_lcov.sh b/script/ci_install_lcov.sh
index 1dda243..e1280cd 100755
--- a/script/ci_install_lcov.sh
+++ b/script/ci_install_lcov.sh
@@ -4,4 +4,3 @@ echo yes | cpan DateTime Capture::Tiny
 
 wget -qO- https://github.com/linux-test-project/lcov/releases/download/v2.0/lcov-2.0.tar.gz | tar xvz
 (cd lcov-2.0 && make install)
-lcov --version