diff --git a/Cargo.lock b/Cargo.lock
index 96662d1..5983f7a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -21,6 +21,12 @@ version = "1.0.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "15af2628f6890fe2609a3b91bef4c83450512802e59489f9c1cb1fa5df064a61"
 
+[[package]]
+name = "ascii"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbf56136a5198c7b01a49e3afcbef6cf84597273d298f54432926024107b0109"
+
 [[package]]
 name = "atty"
 version = "0.2.14"
@@ -44,16 +50,6 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cdb031dd78e28731d87d56cc8ffef4a8f36ca26c38fe2de700543e627f8a464a"
 
-[[package]]
-name = "base64"
-version = "0.9.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "489d6c0ed21b11d038c31b6ceccca973e65d73ba3bd8ecb9a2babf5546164643"
-dependencies = [
- "byteorder",
- "safemem",
-]
-
 [[package]]
 name = "base64-compat"
 version = "1.0.0"
@@ -117,7 +113,7 @@ source = "git+https://github.com/romanz/rust-bitcoincore-rpc?rev=06ac9fa3e834413
 dependencies = [
  "bitcoincore-rpc-json",
  "jsonrpc",
- "log 0.4.14",
+ "log",
  "serde",
  "serde_json",
 ]
@@ -185,6 +181,24 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
+[[package]]
+name = "chrono"
+version = "0.4.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "670ad68c9088c2a963aaa298cb369688cf3f9465ce5e2d4ca10e6e0098a1ce73"
+dependencies = [
+ "libc",
+ "num-integer",
+ "num-traits",
+ "winapi",
+]
+
+[[package]]
+name = "chunked_transfer"
+version = "1.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fff857943da45f546682664a79488be82e69e43c1a7a2307679ab9afb3a66d2e"
+
 [[package]]
 name = "clang-sys"
 version = "1.2.0"
@@ -325,8 +339,7 @@ dependencies = [
  "crossbeam-channel",
  "dirs-next",
  "env_logger",
- "hyper",
- "log 0.4.14",
+ "log",
  "parking_lot",
  "prometheus",
  "rayon",
@@ -335,6 +348,7 @@ dependencies = [
  "serde_derive",
  "serde_json",
  "signal-hook",
+ "tiny_http",
 ]
 
 [[package]]
@@ -345,7 +359,7 @@ checksum = "44533bbbb3bb3c1fa17d9f2e4e38bbbaf8396ba82193c4cb1b6445d711445d36"
 dependencies = [
  "atty",
  "humantime",
- "log 0.4.14",
+ "log",
  "regex",
  "termcolor",
 ]
@@ -374,6 +388,16 @@ version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 
+[[package]]
+name = "form_urlencoded"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5fc25a87fa4fd2094bffb06925852034d90a17f0d1e05197d4956d3555752191"
+dependencies = [
+ "matches",
+ "percent-encoding",
+]
+
 [[package]]
 name = "fuchsia-cprng"
 version = "0.1.1"
@@ -412,12 +436,6 @@ version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
 
-[[package]]
-name = "httparse"
-version = "1.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3a87b616e37e93c22fb19bcd386f02f3af5ea98a25670ad0fce773de23c5e68"
-
 [[package]]
 name = "humantime"
 version = "1.3.0"
@@ -427,30 +445,11 @@ dependencies = [
  "quick-error",
 ]
 
-[[package]]
-name = "hyper"
-version = "0.10.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0a0652d9a2609a968c14be1a9ea00bf4b1d64e2e1f53a1b51b6fff3a6e829273"
-dependencies = [
- "base64",
- "httparse",
- "language-tags",
- "log 0.3.9",
- "mime",
- "num_cpus",
- "time",
- "traitobject",
- "typeable",
- "unicase",
- "url",
-]
-
 [[package]]
 name = "idna"
-version = "0.1.5"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38f09e0f0b1fb55fdee1f17470ad800da77af5186a1a76c026b679358b7e844e"
+checksum = "418a0a6fab821475f634efe3ccc45c013f742efe03d853e8d3355d5cb850ecf8"
 dependencies = [
  "matches",
  "unicode-bidi",
@@ -493,12 +492,6 @@ dependencies = [
  "serde_json",
 ]
 
-[[package]]
-name = "language-tags"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a91d884b6667cd606bb5a69aa0c99ba811a115fc68915e7056ec08a46e93199a"
-
 [[package]]
 name = "lazy_static"
 version = "1.4.0"
@@ -547,15 +540,6 @@ dependencies = [
  "scopeguard",
 ]
 
-[[package]]
-name = "log"
-version = "0.3.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e19e8d5c34a3e0e2223db8e060f9e8264aeeb5c5fc64a4ee9965c062211c024b"
-dependencies = [
- "log 0.4.14",
-]
-
 [[package]]
 name = "log"
 version = "0.4.14"
@@ -595,15 +579,6 @@ dependencies = [
  "autocfg 1.0.1",
 ]
 
-[[package]]
-name = "mime"
-version = "0.2.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba626b8a6de5da682e1caa06bdb42a335aee5a84db8e5046a3e8ab17ba0a3ae0"
-dependencies = [
- "log 0.3.9",
-]
-
 [[package]]
 name = "miniz_oxide"
 version = "0.4.4"
@@ -621,7 +596,26 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ffb4262d26ed83a1c0a33a38fe2bb15797329c85770da05e6b828ddb782627af"
 dependencies = [
  "memchr",
- "version_check 0.9.3",
+ "version_check",
+]
+
+[[package]]
+name = "num-integer"
+version = "0.1.44"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d2cc698a63b549a70bc047073d2949cce27cd1c7b0a4a862d08a8031bc2801db"
+dependencies = [
+ "autocfg 1.0.1",
+ "num-traits",
+]
+
+[[package]]
+name = "num-traits"
+version = "0.2.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9a64b1ec5cda2586e284722486d802acf1f7dbdc623e2bfc57e65ca1cd099290"
+dependencies = [
+ "autocfg 1.0.1",
 ]
 
 [[package]]
@@ -673,9 +667,9 @@ checksum = "19b17cddbe7ec3f8bc800887bab5e717348c95ea2ca0b1bf0837fb964dc67099"
 
 [[package]]
 name = "percent-encoding"
-version = "1.0.1"
+version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "31010dd2e1ac33d5b46a5b413495239882813e0369f8ed8a5e266f173602f831"
+checksum = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"
 
 [[package]]
 name = "proc-macro2"
@@ -941,12 +935,6 @@ version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "71d301d4193d031abdd79ff7e3dd721168a9572ef3fe51a1517aba235bd8f86e"
 
-[[package]]
-name = "safemem"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ef703b7cb59335eae2eb93ceb664c0eb7ea6bf567079d843e09420219668e072"
-
 [[package]]
 name = "scopeguard"
 version = "1.1.0"
@@ -1076,13 +1064,16 @@ dependencies = [
 ]
 
 [[package]]
-name = "time"
-version = "0.1.43"
+name = "tiny_http"
+version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca8a50ef2360fbd1eeb0ecd46795a87a19024eb4b53c5dc916ca1fd95fe62438"
+checksum = "9ce51b50006056f590c9b7c3808c3bd70f0d1101666629713866c227d6e58d39"
 dependencies = [
- "libc",
- "winapi",
+ "ascii",
+ "chrono",
+ "chunked_transfer",
+ "log",
+ "url",
 ]
 
 [[package]]
@@ -1109,27 +1100,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "traitobject"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "efd1f82c56340fdf16f2a953d7bda4f8fdffba13d93b00844c25572110b26079"
-
-[[package]]
-name = "typeable"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1410f6f91f21d1612654e7cc69193b0334f909dcf2c790c4826254fbb86f8887"
-
-[[package]]
-name = "unicase"
-version = "1.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7f4765f83163b74f957c797ad9253caf97f103fb064d3999aea9568d09fc8a33"
-dependencies = [
- "version_check 0.1.5",
-]
-
 [[package]]
 name = "unicode-bidi"
 version = "0.3.5"
@@ -1162,21 +1132,16 @@ checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
 
 [[package]]
 name = "url"
-version = "1.7.2"
+version = "2.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd4e7c0d531266369519a4aa4f399d748bd37043b00bde1e4ff1f60a120b355a"
+checksum = "a507c383b2d33b5fc35d1861e77e6b383d158b2da5e14fe51b83dfedf6fd578c"
 dependencies = [
+ "form_urlencoded",
  "idna",
  "matches",
  "percent-encoding",
 ]
 
-[[package]]
-name = "version_check"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "914b1a6776c4c929a602fafd8bc742e06365d4bcbe48c30f9cca5824f70dc9dd"
-
 [[package]]
 name = "version_check"
 version = "0.9.3"
diff --git a/Cargo.toml b/Cargo.toml
index 678de52..34fabe4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,7 +14,7 @@ build = "build.rs"
 
 [features]
 default = ["metrics"]
-metrics = ["prometheus", "hyper"]
+metrics = ["prometheus", "tiny_http"]
 
 [package.metadata.configure_me]
 spec = "internal/config_specification.toml"
@@ -26,7 +26,6 @@ configure_me = "0.4"
 crossbeam-channel = "0.5"
 dirs-next = "2.0"
 env_logger = "0.7"
-hyper = { version = "0.10", optional = true }
 log = "0.4"
 parking_lot = "0.11"
 prometheus = { version = "0.12", features = ["process"], optional = true }
@@ -35,6 +34,7 @@ serde = "1.0"
 serde_derive = "1.0"
 serde_json = "1.0"
 signal-hook = "0.3"
+tiny_http = { version = "0.8", optional = true }
 
 [dependencies.bitcoincore-rpc]
 # use bitcoin 0.27 (until https://github.com/rust-bitcoin/rust-bitcoincore-rpc/pull/196 is merged)
diff --git a/src/metrics.rs b/src/metrics.rs
index 102c4f7..5e8bb44 100644
--- a/src/metrics.rs
+++ b/src/metrics.rs
@@ -1,15 +1,16 @@
 #[cfg(feature = "metrics")]
 mod metrics_impl {
     use anyhow::{Context, Result};
-    use hyper::server::{Handler, Listening, Request, Response, Server};
     use prometheus::process_collector::ProcessCollector;
     use prometheus::{self, Encoder, HistogramOpts, HistogramVec, Registry};
+    use tiny_http::{Response, Server};
 
     use std::net::SocketAddr;
 
+    use crate::thread::spawn;
+
     pub struct Metrics {
         reg: Registry,
-        listen: Listening,
     }
 
     impl Metrics {
@@ -19,11 +20,24 @@ mod metrics_impl {
             reg.register(Box::new(ProcessCollector::for_self()))
                 .expect("failed to register ProcessCollector");
 
-            let listen = Server::http(addr)?
-                .handle(RegistryHandler { reg: reg.clone() })
-                .with_context(|| format!("failed to serve on {}", addr))?;
+            let result = Self { reg };
+            let reg = result.reg.clone();
+            spawn("metrics", move || {
+                let server = Server::http(addr).unwrap();
+                for request in server.incoming_requests() {
+                    let mut buffer = vec![];
+                    prometheus::TextEncoder::new()
+                        .encode(&reg.gather(), &mut buffer)
+                        .context("failed to encode metrics")?;
+                    request
+                        .respond(Response::from_data(buffer))
+                        .context("failed to send HTTP response")?;
+                }
+                Ok(())
+            });
+
             info!("serving Prometheus metrics on {}", addr);
-            Ok(Self { reg, listen })
+            Ok(result)
         }
 
         pub fn histogram_vec(&self, name: &str, desc: &str, label: &str) -> Histogram {
@@ -36,15 +50,6 @@ mod metrics_impl {
         }
     }
 
-    impl Drop for Metrics {
-        fn drop(&mut self) {
-            debug!("closing Prometheus server");
-            if let Err(e) = self.listen.close() {
-                warn!("failed to stop Prometheus server: {}", e);
-            }
-        }
-    }
-
     #[derive(Clone)]
     pub struct Histogram {
         hist: HistogramVec,
@@ -64,28 +69,6 @@ mod metrics_impl {
                 .observe_closure_duration(func)
         }
     }
-
-    struct RegistryHandler {
-        reg: Registry,
-    }
-
-    impl RegistryHandler {
-        fn gather(&self) -> Result<Vec<u8>> {
-            let mut buffer = vec![];
-            prometheus::TextEncoder::new()
-                .encode(&self.reg.gather(), &mut buffer)
-                .context("failed to encode metrics")?;
-            Ok(buffer)
-        }
-    }
-
-    impl Handler for RegistryHandler {
-        fn handle(&self, req: Request, res: Response) {
-            trace!("{} {}", req.method, req.uri);
-            let buffer = self.gather().expect("failed to gather metrics");
-            res.send(&buffer).expect("failed to send metrics");
-        }
-    }
 }
 
 #[cfg(feature = "metrics")]
diff --git a/src/server.rs b/src/server.rs
index 4dd0460..b9b4ece 100644
--- a/src/server.rs
+++ b/src/server.rs
@@ -9,7 +9,6 @@ use std::{
     convert::TryFrom,
     io::{BufRead, BufReader, Write},
     net::{Shutdown, TcpListener, TcpStream},
-    thread,
 };
 
 use crate::{
@@ -17,22 +16,9 @@ use crate::{
     daemon::rpc_connect,
     electrum::{Client, Rpc},
     signals,
+    thread::spawn,
 };
 
-fn spawn<F>(name: &'static str, f: F) -> thread::JoinHandle<()>
-where
-    F: 'static + Send + FnOnce() -> Result<()>,
-{
-    thread::Builder::new()
-        .name(name.to_owned())
-        .spawn(move || {
-            if let Err(e) = f() {
-                warn!("{} thread failed: {}", name, e);
-            }
-        })
-        .expect("failed to spawn a thread")
-}
-
 struct Peer {
     id: usize,
     client: Client,