diff --git a/components/servo/Cargo.lock b/components/servo/Cargo.lock
index bd2924b05ed..51d3feaec20 100644
--- a/components/servo/Cargo.lock
+++ b/components/servo/Cargo.lock
@@ -452,7 +452,7 @@ dependencies = [
 [[package]]
 name = "js"
 version = "0.1.0"
-source = "git+https://github.com/servo/rust-mozjs#db08a4eacdb3d92df9a38c8a5d7ad1e1ee0fef4e"
+source = "git+https://github.com/servo/rust-mozjs#510f763c4410891a87a721b2c76c191c46413370"
 dependencies = [
  "libc 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "mozjs-sys 0.0.0 (git+https://github.com/servo/mozjs)",
diff --git a/ports/cef/Cargo.lock b/ports/cef/Cargo.lock
index b9d8bda2878..dfc0019c122 100644
--- a/ports/cef/Cargo.lock
+++ b/ports/cef/Cargo.lock
@@ -455,7 +455,7 @@ dependencies = [
 [[package]]
 name = "js"
 version = "0.1.0"
-source = "git+https://github.com/servo/rust-mozjs#db08a4eacdb3d92df9a38c8a5d7ad1e1ee0fef4e"
+source = "git+https://github.com/servo/rust-mozjs#510f763c4410891a87a721b2c76c191c46413370"
 dependencies = [
  "libc 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "mozjs-sys 0.0.0 (git+https://github.com/servo/mozjs)",
diff --git a/ports/gonk/Cargo.lock b/ports/gonk/Cargo.lock
index 2bf7d65b779..103dffa7fd3 100644
--- a/ports/gonk/Cargo.lock
+++ b/ports/gonk/Cargo.lock
@@ -380,7 +380,7 @@ dependencies = [
 [[package]]
 name = "js"
 version = "0.1.0"
-source = "git+https://github.com/servo/rust-mozjs#db08a4eacdb3d92df9a38c8a5d7ad1e1ee0fef4e"
+source = "git+https://github.com/servo/rust-mozjs#510f763c4410891a87a721b2c76c191c46413370"
 dependencies = [
  "libc 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "mozjs-sys 0.0.0 (git+https://github.com/servo/mozjs)",