diff --git a/common/lighthouse_metrics/Cargo.toml b/common/lighthouse_metrics/Cargo.toml
index fe966f4a9..f4153fec2 100644
--- a/common/lighthouse_metrics/Cargo.toml
+++ b/common/lighthouse_metrics/Cargo.toml
@@ -8,3 +8,6 @@ edition = { workspace = true }
 
 [dependencies]
 prometheus = "0.13.0"
+
+[dev-dependencies]
+lazy_static.workspace = true