diff --git a/Cargo.toml b/Cargo.toml
index be9910f..6b767f4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@ build = "build.rs"
 
 [dependencies]
 actix-web = "4"
-actix-web-prom = "0.8.0"
+actix-web-prom = "0.9.0"
 futures-util = { version = "0.3.17", default-features = false, features = ["std"] }
 lazy_static = "1.4.0"
 log = "0.4.17"