diff --git a/Cargo.lock b/Cargo.lock
index 93256d2e..7ab69e46 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -74,7 +74,7 @@ checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
 dependencies = [
  "hermit-abi",
  "libc",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -91,7 +91,7 @@ checksum = "cab84319d616cfb654d03394f38ab7e6f0919e181b1b57e1fd15e7fb4077d9a7"
 dependencies = [
  "addr2line",
  "cc",
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
  "miniz_oxide",
  "object",
@@ -188,12 +188,6 @@ version = "1.0.74"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "581f5dba903aac52ea3feb5ec4810848460ee833876f1f9b0fdeab1f19091574"
 
-[[package]]
-name = "cfg-if"
-version = "0.1.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
-
 [[package]]
 name = "cfg-if"
 version = "1.0.0"
@@ -213,7 +207,7 @@ dependencies = [
  "serde",
  "time 0.1.44",
  "wasm-bindgen",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -468,7 +462,7 @@ version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b540bd8bc810d3885c6ea91e2018302f68baba2129ab3e88f32389ee9370880d"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
 ]
 
 [[package]]
@@ -477,7 +471,7 @@ version = "0.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c2dd04ddaf88237dc3b8d8f9a3c1004b506b54b3313403944054d23c0870c521"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "crossbeam-utils",
 ]
 
@@ -487,7 +481,7 @@ version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "715e8152b692bba2d374b53d4875445368fdf21a94751410af607a5ac677d1fc"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "crossbeam-epoch",
  "crossbeam-utils",
 ]
@@ -499,7 +493,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f916dfc5d356b0ed9dae65f1db9fc9770aa2851d2662b988ccf4fe3516e86348"
 dependencies = [
  "autocfg",
- "cfg-if 1.0.0",
+ "cfg-if",
  "crossbeam-utils",
  "memoffset",
  "scopeguard",
@@ -511,7 +505,7 @@ version = "0.8.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "edbafec5fa1f196ca66527c1b12c2ec4745ca14b50f1ad8f9f6f720b55d11fac"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
 ]
 
 [[package]]
@@ -732,7 +726,7 @@ checksum = "1b1d1d91c932ef41c0f2663aa8b0ca0342d444d842c06914aa0a7e352d0bada6"
 dependencies = [
  "libc",
  "redox_users",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -771,7 +765,7 @@ version = "0.8.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9852635589dc9f9ea1b6fe9f05b50ef208c85c834a562f0c6abb1c475736ec2b"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
 ]
 
 [[package]]
@@ -816,7 +810,7 @@ checksum = "f639046355ee4f37944e44f60642c6f3a7efa3cf6b78c78a0d989a8ce6c396a1"
 dependencies = [
  "errno-dragonfly",
  "libc",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -903,7 +897,7 @@ version = "0.2.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4b9663d381d07ae25dc88dbdf27df458faa83a9b25336bcac83d5e452b5fc9d3"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
  "redox_syscall",
  "windows-sys 0.42.0",
@@ -934,41 +928,15 @@ dependencies = [
  "percent-encoding",
 ]
 
-[[package]]
-name = "fsevent"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5ab7d1bd1bd33cc98b0889831b72da23c0aa4df9cec7e0702f46ecea04b35db6"
-dependencies = [
- "bitflags",
- "fsevent-sys",
-]
-
 [[package]]
 name = "fsevent-sys"
-version = "2.0.1"
+version = "4.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f41b048a94555da0f42f1d632e2e19510084fb8e303b0daa2816e733fb3644a0"
+checksum = "76ee7a02da4d231650c7cea31349b889be2f45ddb3ef3032d2ec8185f6313fd2"
 dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "fuchsia-zircon"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2e9763c69ebaae630ba35f74888db465e49e259ba1bc0eda7d06f4a067615d82"
-dependencies = [
- "bitflags",
- "fuchsia-zircon-sys",
-]
-
-[[package]]
-name = "fuchsia-zircon-sys"
-version = "0.3.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
-
 [[package]]
 name = "funty"
 version = "1.1.0"
@@ -991,7 +959,7 @@ version = "0.2.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c05aeb6a22b8f62540c194aac980f2115af067bfe15a0734d7277a768d396b31"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "libc",
  "wasi 0.11.0+wasi-snapshot-preview1",
 ]
@@ -1111,7 +1079,7 @@ dependencies = [
  "iana-time-zone-haiku",
  "js-sys",
  "wasm-bindgen",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1170,9 +1138,9 @@ dependencies = [
 
 [[package]]
 name = "inotify"
-version = "0.7.1"
+version = "0.9.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4816c66d2c8ae673df83366c18341538f234a26d65a9ecea5c348b453ac1d02f"
+checksum = "f8069d3ec154eb856955c1c0fbffefbf5f3c40a104ec912d4797314c1801abff"
 dependencies = [
  "bitflags",
  "inotify-sys",
@@ -1194,7 +1162,7 @@ version = "0.1.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a5bbe824c507c5da5956355e86a746d82e0e1464f65d862cc5e71da70e94b2c"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
 ]
 
 [[package]]
@@ -1203,15 +1171,6 @@ version = "0.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e6e481ccbe3dea62107216d0d1138bb8ad8e5e5c43009a098bd1990272c497b0"
 
-[[package]]
-name = "iovec"
-version = "0.1.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b2b3ea6ff95e175473f8ffe6a7eb7c00d054240321b84c57051175fe3c1e075e"
-dependencies = [
- "libc",
-]
-
 [[package]]
 name = "itertools"
 version = "0.10.5"
@@ -1249,13 +1208,23 @@ dependencies = [
 ]
 
 [[package]]
-name = "kernel32-sys"
-version = "0.2.2"
+name = "kqueue"
+version = "1.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
+checksum = "4d6112e8f37b59803ac47a42d14f1f3a59bbf72fc6857ffc5be455e28a691f8e"
 dependencies = [
- "winapi 0.2.8",
- "winapi-build",
+ "kqueue-sys",
+ "libc",
+]
+
+[[package]]
+name = "kqueue-sys"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8367585489f01bc55dd27404dcf56b95e6da061a256a666ab23be9ba96a2e587"
+dependencies = [
+ "bitflags",
+ "libc",
 ]
 
 [[package]]
@@ -1288,7 +1257,7 @@ checksum = "6607c62aa161d23d17a9072cc5da0be67cdfc89d3afb1e8d9c842bebc2525ffe"
 dependencies = [
  "arrayvec",
  "bitflags",
- "cfg-if 1.0.0",
+ "cfg-if",
  "ryu",
  "static_assertions",
 ]
@@ -1393,7 +1362,7 @@ version = "0.4.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
 ]
 
 [[package]]
@@ -1453,56 +1422,14 @@ dependencies = [
 
 [[package]]
 name = "mio"
-version = "0.6.23"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4afd66f5b91bf2a3bc13fad0e21caedac168ca4c707504e75585648ae80e4cc4"
+checksum = "e5d732bc30207a6423068df043e3d02e0735b155ad7ce1a6f76fe2baa5b158de"
 dependencies = [
- "cfg-if 0.1.10",
- "fuchsia-zircon",
- "fuchsia-zircon-sys",
- "iovec",
- "kernel32-sys",
  "libc",
  "log",
- "miow",
- "net2",
- "slab",
- "winapi 0.2.8",
-]
-
-[[package]]
-name = "mio-extras"
-version = "2.0.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "52403fe290012ce777c4626790c8951324a2b9e3316b3143779c72b029742f19"
-dependencies = [
- "lazycell",
- "log",
- "mio",
- "slab",
-]
-
-[[package]]
-name = "miow"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ebd808424166322d4a38da87083bfddd3ac4c131334ed55856112eb06d46944d"
-dependencies = [
- "kernel32-sys",
- "net2",
- "winapi 0.2.8",
- "ws2_32-sys",
-]
-
-[[package]]
-name = "net2"
-version = "0.2.38"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "74d0df99cfcd2530b2e694f6e17e7f37b8e26bb23983ac530c0c97408837c631"
-dependencies = [
- "cfg-if 0.1.10",
- "libc",
- "winapi 0.3.9",
+ "wasi 0.11.0+wasi-snapshot-preview1",
+ "windows-sys 0.42.0",
 ]
 
 [[package]]
@@ -1532,20 +1459,19 @@ checksum = "61807f77802ff30975e01f4f071c8ba10c022052f98b3294119f3e615d13e5be"
 
 [[package]]
 name = "notify"
-version = "4.0.17"
+version = "5.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae03c8c853dba7bfd23e571ff0cff7bc9dceb40a4cd684cd1681824183f45257"
+checksum = "ed2c66da08abae1c024c01d635253e402341b4060a12e99b31c7594063bf490a"
 dependencies = [
  "bitflags",
  "filetime",
- "fsevent",
  "fsevent-sys",
  "inotify",
+ "kqueue",
  "libc",
  "mio",
- "mio-extras",
  "walkdir",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1635,7 +1561,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0dceb7e43f59c35ee1548045b2c72945a5a3bb6ce6d6f07cdc13dc8f6bc4930a"
 dependencies = [
  "libc",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -1910,7 +1836,7 @@ version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3acd125665422973a33ac9d3dd2df85edad0f4ae9b00dafb1a05e43a9f5ef8e7"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -2093,7 +2019,7 @@ version = "0.10.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f04293dc80c3993519f2d7f6f511707ee7094fe0c6d3406feb330cdb3540eba3"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "cpufeatures",
  "digest",
 ]
@@ -2131,15 +2057,6 @@ dependencies = [
  "xml-rs",
 ]
 
-[[package]]
-name = "slab"
-version = "0.4.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4614a76b2a8be0058caa9dbbaf66d988527d86d003c11a94fbd335d7661edcef"
-dependencies = [
- "autocfg",
-]
-
 [[package]]
 name = "snapbox"
 version = "0.4.0"
@@ -2276,12 +2193,12 @@ version = "3.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5cdb1ef4eaeeaddc8fbd371e5017057064af0911902ef36b39801f67cc6d79e4"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "fastrand",
  "libc",
  "redox_syscall",
  "remove_dir_all",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -2340,7 +2257,7 @@ checksum = "6db9e6914ab8b1ae1c260a4ae7a49b6c5611b40328a735b21862567685e73255"
 dependencies = [
  "libc",
  "wasi 0.10.0+wasi-snapshot-preview1",
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -2615,7 +2532,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "808cf2735cd4b6866113f648b791c6adc5714537bc222d9347bb203386ffda56"
 dependencies = [
  "same-file",
- "winapi 0.3.9",
+ "winapi",
  "winapi-util",
 ]
 
@@ -2637,7 +2554,7 @@ version = "0.2.83"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "eaf9f5aceeec8be17c128b2e93e031fb8a4d469bb9c4ae2d7dc1888b26887268"
 dependencies = [
- "cfg-if 1.0.0",
+ "cfg-if",
  "wasm-bindgen-macro",
 ]
 
@@ -2685,12 +2602,6 @@ version = "0.2.83"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1c38c045535d93ec4f0b4defec448e4291638ee608530863b1e2ba115d4fff7f"
 
-[[package]]
-name = "winapi"
-version = "0.2.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
-
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -2701,12 +2612,6 @@ dependencies = [
  "winapi-x86_64-pc-windows-gnu",
 ]
 
-[[package]]
-name = "winapi-build"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
-
 [[package]]
 name = "winapi-i686-pc-windows-gnu"
 version = "0.4.0"
@@ -2719,7 +2624,7 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
 dependencies = [
- "winapi 0.3.9",
+ "winapi",
 ]
 
 [[package]]
@@ -2828,16 +2733,6 @@ version = "0.42.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f40009d85759725a34da6d89a94e63d7bdc50a862acf0dbc7c8e488f1edcb6f5"
 
-[[package]]
-name = "ws2_32-sys"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
-dependencies = [
- "winapi 0.2.8",
- "winapi-build",
-]
-
 [[package]]
 name = "wyz"
 version = "0.2.0"
diff --git a/Cargo.toml b/Cargo.toml
index 132cfc88..d1d6fd66 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -101,7 +101,7 @@ dunce = "1.0.3"
 vimwiki = { version = "0.1", features = ["html"] }
 
 file-serve = { version = "0.2.1", path = "crates/file-serve", optional = true }
-notify = { version = "4", optional = true }
+notify = { version = "5", optional = true, default-features = false, features = ["macos_fsevent"] }
 
 sass-rs = { version = "0.2", optional = true }
 
diff --git a/src/bin/cobalt/serve.rs b/src/bin/cobalt/serve.rs
index 8bb9b90f..2b13894a 100644
--- a/src/bin/cobalt/serve.rs
+++ b/src/bin/cobalt/serve.rs
@@ -2,11 +2,10 @@ use std::path;
 use std::process;
 use std::sync::mpsc::channel;
 use std::thread;
-use std::time;
 
 use cobalt::cobalt_model;
 use failure::ResultExt;
-use notify::Watcher;
+use notify::Watcher as _;
 
 use crate::args;
 use crate::build;
@@ -118,27 +117,27 @@ fn watch(config: &cobalt_model::Config) -> Result<()> {
         .with_context(|_| failure::err_msg("Failed to canonicalize destination folder"))?;
 
     let (tx, rx) = channel();
-    let mut watcher = notify::watcher(tx, time::Duration::from_secs(1))
-        .with_context(|_| failure::err_msg("Notify error"))?;
+    let mut watcher =
+        notify::recommended_watcher(tx).with_context(|_| failure::err_msg("Notify error"))?;
     watcher
         .watch(&source, notify::RecursiveMode::Recursive)
         .with_context(|_| failure::err_msg("Notify error"))?;
     info!("Watching {:?} for changes", &config.source);
 
-    loop {
-        let event = rx
-            .recv()
-            .with_context(|_| failure::err_msg("Notify error"))?;
-        let event_path = match event {
-            notify::DebouncedEvent::Create(ref path)
-            | notify::DebouncedEvent::NoticeWrite(ref path)
-            | notify::DebouncedEvent::Write(ref path)
-            | notify::DebouncedEvent::NoticeRemove(ref path)
-            | notify::DebouncedEvent::Remove(ref path) => Some(path),
-            notify::DebouncedEvent::Rename(_, ref to) => Some(to),
-            _ => None,
+    for event in rx {
+        let event = event.with_context(|_| failure::err_msg("Notify error"))?;
+        let event_paths = match event.kind {
+            notify::EventKind::Create(_)
+            | notify::EventKind::Modify(_)
+            | notify::EventKind::Remove(_) => {
+                log::trace!("Noticed {:?} for {:#?}", event.kind, event.paths);
+                &event.paths
+            }
+            _ => {
+                continue;
+            }
         };
-        let rebuild = if let Some(event_path) = event_path {
+        let rebuild = event_paths.iter().any(|event_path| {
             // Be as broad as possible in what can cause a rebuild to
             // ensure we don't miss anything (normal file walks will miss
             // `_layouts`, etc).
@@ -149,10 +148,7 @@ fn watch(config: &cobalt_model::Config) -> Result<()> {
                 debug!("Page changed {:?}", event);
                 true
             }
-        } else {
-            trace!("Assuming change {:?} is relevant", event);
-            true
-        };
+        });
         if rebuild {
             let result = build::build(config.clone());
             if let Err(fail) = result {
@@ -161,4 +157,6 @@ fn watch(config: &cobalt_model::Config) -> Result<()> {
             }
         }
     }
+
+    Ok(())
 }