diff --git a/tracetools_test/package.xml b/tracetools_test/package.xml
index f8cc79e..8af1cea 100644
--- a/tracetools_test/package.xml
+++ b/tracetools_test/package.xml
@@ -27,6 +27,7 @@
   <test_depend>ament_lint_common</test_depend>
   <test_depend>launch_ros</test_depend>
   <test_depend>python3-pytest</test_depend>
+  <test_depend>python3-pytest-cov</test_depend>
   <test_depend>tracetools</test_depend>
   <test_depend>tracetools_launch</test_depend>
   <test_depend>tracetools_read</test_depend>