diff --git a/Cargo.toml b/Cargo.toml
index 0eb2769..fd3a584 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -45,7 +45,7 @@ metrics = ["opentelemetry/metrics", "opentelemetry-prometheus", "prometheus"]
 opentelemetry = "0.15"
 opentelemetry-prometheus = { version = "0.8", optional = true }
 opentelemetry-semantic-conventions = "0.7"
-prometheus = { version = "0.12", optional = true }
+prometheus = { version = "0.13", optional = true }
 tide = "0.16"
 url = "2.2"
 http-types = "2.11"