diff --git a/gfx/wr/Cargo.lock b/gfx/wr/Cargo.lock
index bc878aaeb2a7..a80a8d32dc40 100644
--- a/gfx/wr/Cargo.lock
+++ b/gfx/wr/Cargo.lock
@@ -174,9 +174,6 @@ dependencies = [
 name = "cc"
 version = "1.0.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "rayon 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
-]
 
 [[package]]
 name = "cfg-if"
@@ -613,16 +610,6 @@ dependencies = [
  "xml-rs 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "gl_generator"
-version = "0.13.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "khronos_api 3.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "xml-rs 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "gleam"
 version = "0.6.17"
@@ -960,17 +947,6 @@ dependencies = [
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "mozangle"
-version = "0.2.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "cc 1.0.15 (registry+https://github.com/rust-lang/crates.io-index)",
- "gl_generator 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "walkdir 2.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "net2"
 version = "0.2.32"
@@ -2018,7 +1994,7 @@ dependencies = [
  "image 0.22.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "mozangle 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mozangle 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "osmesa-src 0.1.1 (git+https://github.com/servo/osmesa-src)",
  "osmesa-sys 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "ron 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2171,7 +2147,6 @@ dependencies = [
 "checksum generic-array 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3c0f28c2f5bfb5960175af447a2da7c18900693738343dc896ffbcabd9839592"
 "checksum gif 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ff3414b424657317e708489d2857d9575f4403698428b040b609b9d1c1a84a2c"
 "checksum gl_generator 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)" = "39a23d5e872a275135d66895d954269cf5e8661d234eb1c2480f4ce0d586acbd"
-"checksum gl_generator 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)" = "ca98bbde17256e02d17336a6bdb5a50f7d0ccacee502e191d3e3d0ec2f96f84a"
 "checksum gl_generator 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7a795170cbd85b5a7baa58d6d7525cae6a03e486859860c220f7ebbbdd379d0a"
 "checksum gleam 0.6.17 (registry+https://github.com/rust-lang/crates.io-index)" = "7f46fd8874e043ffac0d638ed1567a2584f7814f6d72b4db37ab1689004a26c4"
 "checksum glutin 0.21.0 (registry+https://github.com/rust-lang/crates.io-index)" = "cb26027a84c3b9e1949ef0df0b6a3db8d0c124243a5c161ea25c7def90cb1474"
@@ -2212,7 +2187,6 @@ dependencies = [
 "checksum mio-extras 2.0.5 (registry+https://github.com/rust-lang/crates.io-index)" = "46e73a04c2fa6250b8d802134d56d554a9ec2922bf977777c805ea5def61ce40"
 "checksum miow 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "8c1f2f3b1cf331de6896aabf6e9d55dca90356cc9960cca7eaaf408a355ae919"
 "checksum mozangle 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "45a8a18a41cfab0fde25cc2f43ea89064d211a0fbb33225b8ff93ab20406e0e7"
-"checksum mozangle 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)" = "0643469d6622a4ffae6a74f13e78a32bfa1406fe8a63010b3fbf2946797fdac7"
 "checksum net2 0.2.32 (registry+https://github.com/rust-lang/crates.io-index)" = "9044faf1413a1057267be51b5afba8eb1090bd2231c693664aa1db716fe1eae0"
 "checksum nix 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)" = "319fffb13b63c0f4ff5a4e1c97566e7e741561ff5d03bf8bbf11653454bbd70b"
 "checksum nix 0.14.1 (registry+https://github.com/rust-lang/crates.io-index)" = "6c722bee1037d430d0f8e687bbdbf222f27cc6e4e68d5caf630857bb2b6dbdce"
diff --git a/gfx/wr/wrench/Cargo.toml b/gfx/wr/wrench/Cargo.toml
index 912128806845..78547f5beb9c 100644
--- a/gfx/wr/wrench/Cargo.toml
+++ b/gfx/wr/wrench/Cargo.toml
@@ -42,7 +42,7 @@ headless = [ "osmesa-sys", "osmesa-src" ]
 
 [target.'cfg(target_os = "windows")'.dependencies]
 dwrote = "0.9"
-mozangle = {version = "0.2", features = ["egl"]}
+mozangle = {version = "0.1.5", features = ["egl"]}
 
 [target.'cfg(all(unix, not(target_os = "android")))'.dependencies]
 font-loader = "0.7"