diff --git a/Cargo.lock b/Cargo.lock
index 885607112ac..2d843924a76 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2863,20 +2863,20 @@ dependencies = [
 [[package]]
 name = "mozjs"
 version = "0.11.0"
-source = "git+https://github.com/servo/rust-mozjs?rev=357d1db91e4e49c3f148fe05fdfae5f8f0834ca8#357d1db91e4e49c3f148fe05fdfae5f8f0834ca8"
+source = "git+https://github.com/servo/rust-mozjs#be4e35a87c4fd71db584a392edd99f428c54ccc7"
 dependencies = [
  "cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.53 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "mozjs_sys 0.66.0 (git+https://github.com/servo/mozjs?rev=e21c05b415dfc246175ff8d5fc48b0e8c5b4e9e9)",
+ "mozjs_sys 0.66.1 (git+https://github.com/servo/mozjs?rev=2e00bbc9e0cfd04be08356a79cfce41e4c7f165a)",
  "num-traits 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "mozjs_sys"
-version = "0.66.0"
-source = "git+https://github.com/servo/mozjs?rev=e21c05b415dfc246175ff8d5fc48b0e8c5b4e9e9#e21c05b415dfc246175ff8d5fc48b0e8c5b4e9e9"
+version = "0.66.1"
+source = "git+https://github.com/servo/mozjs?rev=2e00bbc9e0cfd04be08356a79cfce41e4c7f165a#2e00bbc9e0cfd04be08356a79cfce41e4c7f165a"
 dependencies = [
  "bindgen 0.49.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3808,7 +3808,7 @@ dependencies = [
  "mime_guess 2.0.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "mitochondria 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "mozangle 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "mozjs 0.11.0 (git+https://github.com/servo/rust-mozjs?rev=357d1db91e4e49c3f148fe05fdfae5f8f0834ca8)",
+ "mozjs 0.11.0 (git+https://github.com/servo/rust-mozjs)",
  "msg 0.0.1",
  "net_traits 0.0.1",
  "num-traits 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5807,8 +5807,8 @@ dependencies = [
 "checksum miow 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "396aa0f2003d7df8395cb93e09871561ccc3e785f0acb369170e8cc74ddf9226"
 "checksum mitochondria 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "9de3eca27871df31c33b807f834b94ef7d000956f57aa25c5aed9c5f0aae8f6f"
 "checksum mozangle 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "1dc10080cc8b83bfb5580de720f00c768ec1b365c75fbc4c57324118a38a618d"
-"checksum mozjs 0.11.0 (git+https://github.com/servo/rust-mozjs?rev=357d1db91e4e49c3f148fe05fdfae5f8f0834ca8)" = "<none>"
-"checksum mozjs_sys 0.66.0 (git+https://github.com/servo/mozjs?rev=e21c05b415dfc246175ff8d5fc48b0e8c5b4e9e9)" = "<none>"
+"checksum mozjs 0.11.0 (git+https://github.com/servo/rust-mozjs)" = "<none>"
+"checksum mozjs_sys 0.66.1 (git+https://github.com/servo/mozjs?rev=2e00bbc9e0cfd04be08356a79cfce41e4c7f165a)" = "<none>"
 "checksum msdos_time 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "aad9dfe950c057b1bfe9c1f2aa51583a8468ef2a5baba2ebbe06d775efeb7729"
 "checksum muldiv 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "451a9a05d2a32c566c897835e0ea95cf79ed2fdfe957924045a1721a36c9980f"
 "checksum net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)" = "42550d9fb7b6684a6d404d9fa7250c2eb2646df731d1c06afc06dcee9e1bcf88"
diff --git a/components/script/Cargo.toml b/components/script/Cargo.toml
index 3bb49ce710c..28b508f5b60 100644
--- a/components/script/Cargo.toml
+++ b/components/script/Cargo.toml
@@ -65,7 +65,7 @@ indexmap = "1.0.2"
 ipc-channel = "0.11"
 itertools = "0.8"
 jstraceable_derive = {path = "../jstraceable_derive"}
-js = {package = "mozjs", git = "https://github.com/servo/rust-mozjs", rev = "357d1db91e4e49c3f148fe05fdfae5f8f0834ca8"}
+js = {package = "mozjs", git = "https://github.com/servo/rust-mozjs"}
 keyboard-types = "0.4.4"
 lazy_static = "1"
 libc = "0.2"