diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f5239b9..4060eb4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,6 +19,7 @@ jobs:
         run: >
           sudo apt-get install -y
           check
+          lcov
           ninja-build
           valgrind