diff --git a/mix.exs b/mix.exs
index 74e2641b..b872eff0 100644
--- a/mix.exs
+++ b/mix.exs
@@ -55,8 +55,7 @@ defmodule Tesla.Mixfile do
       {:mime, "~> 1.0 or ~> 2.0"},
 
       # http clients
-      # TODO: Upgrade ibrowse once https://github.com/cmullaparthi/ibrowse/issues/167 is resolved
-      {:ibrowse, "4.4.0", optional: true},
+      {:ibrowse, "4.4.2", optional: true},
       {:hackney, "~> 1.6", optional: true},
       {:gun, "~> 1.3", optional: true},
       {:finch, "~> 0.13", optional: true},
diff --git a/mix.lock b/mix.lock
index a865352c..62a2e464 100644
--- a/mix.lock
+++ b/mix.lock
@@ -19,7 +19,7 @@
   "hackney": {:hex, :hackney, "1.18.1", "f48bf88f521f2a229fc7bae88cf4f85adc9cd9bcf23b5dc8eb6a1788c662c4f6", [:rebar3], [{:certifi, "~> 2.9.0", [hex: :certifi, repo: "hexpm", optional: false]}, {:idna, "~> 6.1.0", [hex: :idna, repo: "hexpm", optional: false]}, {:metrics, "~> 1.0.0", [hex: :metrics, repo: "hexpm", optional: false]}, {:mimerl, "~> 1.1", [hex: :mimerl, repo: "hexpm", optional: false]}, {:parse_trans, "3.3.1", [hex: :parse_trans, repo: "hexpm", optional: false]}, {:ssl_verify_fun, "~> 1.1.0", [hex: :ssl_verify_fun, repo: "hexpm", optional: false]}, {:unicode_util_compat, "~> 0.7.0", [hex: :unicode_util_compat, repo: "hexpm", optional: false]}], "hexpm", "a4ecdaff44297e9b5894ae499e9a070ea1888c84afdd1fd9b7b2bc384950128e"},
   "hpax": {:hex, :hpax, "0.1.2", "09a75600d9d8bbd064cdd741f21fc06fc1f4cf3d0fcc335e5aa19be1a7235c84", [:mix], [], "hexpm", "2c87843d5a23f5f16748ebe77969880e29809580efdaccd615cd3bed628a8c13"},
   "httparrot": {:hex, :httparrot, "1.3.0", "dd8dd51e3a3ca30af0f09cb4b9a9773ed41244514d12faa8aa6cf0efd55a0546", [:mix], [{:con_cache, "~> 0.14.0", [hex: :con_cache, repo: "hexpm", optional: false]}, {:cowboy, "~> 2.8.0", [hex: :cowboy, repo: "hexpm", optional: false]}, {:exjsx, "~> 3.0 or ~> 4.0", [hex: :exjsx, repo: "hexpm", optional: false]}], "hexpm", "0911d64fa650f13198ea4f7d18c49f73d0d3e060eafbb193dfffa2464f04a0bf"},
-  "ibrowse": {:hex, :ibrowse, "4.4.0", "2d923325efe0d2cb09b9c6a047b2835a5eda69d8a47ed6ff8bc03628b764e991", [:rebar3], [], "hexpm", "6a8e5988872086f0506bef68311493551ac5beae7c06ba2a00d5e9f97a60f1c2"},
+  "ibrowse": {:hex, :ibrowse, "4.4.2", "7fe943ba6cb88514dca631c7408c4a7897ce69fb0905244e2bfbc839d42f8d45", [:rebar3], [], "hexpm", "f088cee1faf6514b18c7783e8bc64c628d140a239786dc1f58fe9766e9584f41"},
   "idna": {:hex, :idna, "6.1.1", "8a63070e9f7d0c62eb9d9fcb360a7de382448200fbbd1b106cc96d3d8099df8d", [:rebar3], [{:unicode_util_compat, "~> 0.7.0", [hex: :unicode_util_compat, repo: "hexpm", optional: false]}], "hexpm", "92376eb7894412ed19ac475e4a86f7b413c1b9fbb5bd16dccd57934157944cea"},
   "inch_ex": {:hex, :inch_ex, "2.0.0", "24268a9284a1751f2ceda569cd978e1fa394c977c45c331bb52a405de544f4de", [:mix], [{:bunt, "~> 0.2", [hex: :bunt, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "96d0ec5ecac8cf63142d02f16b7ab7152cf0f0f1a185a80161b758383c9399a8"},
   "jason": {:hex, :jason, "1.4.0", "e855647bc964a44e2f67df589ccf49105ae039d4179db7f6271dfd3843dc27e6", [:mix], [{:decimal, "~> 1.0 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: true]}], "hexpm", "79a3791085b2a0f743ca04cec0f7be26443738779d09302e01318f97bdb82121"},