diff --git a/Cargo.toml b/Cargo.toml
index 44f5796..4997818 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,6 +15,7 @@ edition = "2018"
 name = "prometheus"
 version = "0.6.1"
 authors = ["overvenus@gmail.com", "siddontang@gmail.com", "vistaswx@gmail.com"]
+exclude = ["examples/example_hyper.rs"]
 description = "Prometheus instrumentation library for Rust applications."
 homepage = "https://github.com/pingcap/rust-prometheus"
 documentation = "https://docs.rs/prometheus"
@@ -53,9 +54,9 @@ version = "0.5"
 [dev-dependencies.getopts]
 version = "0.2"
 
-[dev-dependencies.hyper]
-version = "0.9"
-default-features = false
+#[dev-dependencies.hyper]
+#version = "0.9"
+#default-features = false
 [build-dependencies.protobuf-codegen-pure]
 version = "2.0"
 optional = true