diff --git a/Cargo.lock b/Cargo.lock
index 6453e3c..572f6e7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -525,16 +525,6 @@ dependencies = [
  "cfg-if 0.1.10",
 ]
 
-[[package]]
-name = "crossbeam-channel"
-version = "0.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dca26ee1f8d361640700bde38b2c37d8c22b3ce2d360e1fc1c74ea4b0aa7d775"
-dependencies = [
- "cfg-if 1.0.0",
- "crossbeam-utils 0.8.0",
-]
-
 [[package]]
 name = "crossbeam-queue"
 version = "0.2.3"
@@ -698,6 +688,17 @@ dependencies = [
  "miniz_oxide",
 ]
 
+[[package]]
+name = "flume"
+version = "0.9.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d9e818efa7776f4dd7df0e542f877f7a5a87bddd6a1a10f59a7732b71ffb9d55"
+dependencies = [
+ "futures-core",
+ "futures-sink",
+ "spinning_top",
+]
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -1103,19 +1104,17 @@ checksum = "47be2f14c678be2fdcab04ab1171db51b2762ce6f0a8ee87c8dd4a04ed216135"
 
 [[package]]
 name = "isahc"
-version = "0.9.12"
+version = "0.9.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "003be15733203fb6e7a926e4a23517b0dbc45e4ab3ead5bbc24c7ad84faae681"
+checksum = "80aafab09693e9fa74b76ef207c55dc1cba5d9d5dc6dcc1b6a96d008a98000e9"
 dependencies = [
  "bytes",
- "crossbeam-channel",
  "crossbeam-utils 0.8.0",
  "curl",
  "curl-sys",
  "encoding_rs",
- "futures-channel",
- "futures-io",
- "futures-util",
+ "flume",
+ "futures-lite",
  "http",
  "log",
  "mime",
@@ -1126,6 +1125,8 @@ dependencies = [
  "sluice",
  "tracing",
  "tracing-futures",
+ "url",
+ "waker-fn",
 ]
 
 [[package]]
@@ -1196,6 +1197,15 @@ dependencies = [
  "vcpkg",
 ]
 
+[[package]]
+name = "lock_api"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "28247cc5a5be2f05fbcd76dd0cf2c7d3b5400cb978a28042abcd4fa0b3f8261c"
+dependencies = [
+ "scopeguard",
+]
+
 [[package]]
 name = "log"
 version = "0.4.11"
@@ -1738,6 +1748,12 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ea6a9290e3c9cf0f18145ef7ffa62d68ee0bf5fcd651017e586dc7fd5da448c2"
 
+[[package]]
+name = "scopeguard"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
+
 [[package]]
 name = "sct"
 version = "0.6.0"
@@ -1944,6 +1960,15 @@ version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"
 
+[[package]]
+name = "spinning_top"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7e529d73e80d64b5f2631f9035113347c578a1c9c7774b83a2b880788459ab36"
+dependencies = [
+ "lock_api",
+]
+
 [[package]]
 name = "stable_deref_trait"
 version = "1.2.0"
@@ -2446,10 +2471,11 @@ checksum = "a156c684c91ea7d62626509bce3cb4e1d9ed5c4d978f7b4352658f96a4c26b4a"
 
 [[package]]
 name = "url"
-version = "2.1.1"
+version = "2.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "829d4a8476c35c9bf0bbce5a3b23f4106f79728039b726d292bb93bc106787cb"
+checksum = "5909f2b0817350449ed73e8bcd81c8c3c8d9a7a5d8acba4b27db277f1868976e"
 dependencies = [
+ "form_urlencoded",
  "idna",
  "matches",
  "percent-encoding",
diff --git a/Cargo.toml b/Cargo.toml
index c80a011..e85b6f4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -36,7 +36,7 @@ version = "1.6.5"
 features = ["attributes", "tokio02", "unstable"]
 
 [dependencies.isahc]
-version = "^0.9.12"
+version = "^0.9.13"
 features = ["json"]
 
 [dependencies.tide]