diff --git a/Cargo.lock b/Cargo.lock
index 4fd7293..3ce6b3b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -561,9 +561,9 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "0.4.6"
+version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc6f3ad7b9d11a0c00842ff8de1b60ee58661048eb8049ed33c73594f359d7e6"
+checksum = "dd25036021b0de88a0aff6b850051563c6516d0bf53f8638938edbb9de732736"
 
 [[package]]
 name = "jpeg-decoder"
@@ -692,9 +692,9 @@ dependencies = [
 
 [[package]]
 name = "native-tls"
-version = "0.2.6"
+version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6fcc7939b5edc4e4f86b1b4a04bb1498afaaf871b1a6691838ed06fcb48d3a3f"
+checksum = "b8d96b2e1c8da3957d58100b09f102c6d9cfdfced01b7ec5a8974044bb09dbd4"
 dependencies = [
  "lazy_static",
  "libc",
@@ -832,9 +832,9 @@ checksum = "13bd41f508810a131401606d54ac32a467c97172d74ba7662562ebba5ad07fa0"
 
 [[package]]
 name = "openssl"
-version = "0.10.31"
+version = "0.10.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8d008f51b1acffa0d3450a68606e6a51c123012edaacb0f4e1426bd978869187"
+checksum = "038d43985d1ddca7a9900630d8cd031b56e4794eecc2e9ea39dd17aa04399a70"
 dependencies = [
  "bitflags",
  "cfg-if 1.0.0",
@@ -852,9 +852,9 @@ checksum = "77af24da69f9d9341038eba93a073b1fdaaa1b788221b00a69bce9e762cb32de"
 
 [[package]]
 name = "openssl-sys"
-version = "0.9.59"
+version = "0.9.60"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "de52d8eabd217311538a39bba130d7dea1f1e118010fee7a033d966845e7d5fe"
+checksum = "921fc71883267538946025deffb622905ecad223c28efbfdef9bb59a0175f3e6"
 dependencies = [
  "autocfg",
  "cc",
@@ -1290,9 +1290,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.60"
+version = "1.0.61"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1500e84d27fe482ed1dc791a56eddc2f230046a040fa908c08bda1d9fb615779"
+checksum = "4fceb2595057b6891a4ee808f70054bd2d12f0e97f1cbb78689b59f676df325a"
 dependencies = [
  "itoa",
  "ryu",
@@ -1323,9 +1323,9 @@ checksum = "ae524f056d7d770e174287294f562e95044c68e88dec909a00d2094805db9d75"
 
 [[package]]
 name = "socket2"
-version = "0.3.18"
+version = "0.3.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97e0e9fd577458a4f61fb91fcb559ea2afecc54c934119421f9f5d3d5b1a1057"
+checksum = "122e570113d28d773067fab24266b66753f6ea915758651696b6e35e49f88d6e"
 dependencies = [
  "cfg-if 1.0.0",
  "libc",
@@ -1340,9 +1340,9 @@ checksum = "a3ff2f71c82567c565ba4b3009a9350a96a7269eaa4001ebedae926230bc2254"
 
 [[package]]
 name = "syn"
-version = "1.0.55"
+version = "1.0.56"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a571a711dddd09019ccc628e1b17fe87c59b09d513c06c026877aa708334f37a"
+checksum = "a9802ddde94170d186eeee5005b798d9c159fa970403f1be19976d0cfb939b72"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1676,7 +1676,6 @@ dependencies = [
  "rusttype",
  "serde",
  "thiserror",
- "time",
  "tokio",
  "tokio-stream",
  "toml",
diff --git a/Cargo.toml b/Cargo.toml
index f64ec61..f6647fa 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,8 +22,6 @@ futures = '0.3.8'
 tracing = '0.1.22'
 tracing-futures = '0.2.4'
 humantime = '2.0.1'
-chrono = '0.4.19'
-time = '0.1'
 img_hash = '3.1.0'
 # https://docs.rs/tokio/1.0.1/tokio/stream/index.html#why-was-stream-not-included-in-tokio-10
 tokio-stream = '0.1.0'
@@ -43,3 +41,8 @@ features = ['time', 'fs', 'sync', 'io-util', 'rt-multi-thread']
 [dependencies.serde]
 version = '1.0.118'
 features = ['derive']
+
+[dependencies.chrono]
+version = '0.4.19'
+default-features = false
+features = []
diff --git a/src/lib.rs b/src/lib.rs
index 67409e8..cfc8fe2 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -29,7 +29,6 @@ use std::path::Path;
 use std::sync::atomic::{AtomicUsize, Ordering};
 use std::sync::Arc;
 use thiserror::Error;
-use time::Duration as OldDuration;
 use tokio_stream::StreamExt;
 use tokio::sync::watch;
 use tokio::sync::watch::{Receiver, Sender};
@@ -207,7 +206,7 @@ impl Server {
                 match image_data.last_success {
                     Some(last_success) => {
                         Local::now().signed_duration_since(last_success)
-                            > OldDuration::from_std(IMAGE_STALE_THRESHOLD).unwrap()
+                            > chrono::Duration::from_std(IMAGE_STALE_THRESHOLD).unwrap()
                     }
                     _ => true,
                 },