diff --git a/servo/components/servo/Cargo.lock b/servo/components/servo/Cargo.lock
index a2eb6d56e034..e834cb54c31d 100644
--- a/servo/components/servo/Cargo.lock
+++ b/servo/components/servo/Cargo.lock
@@ -1061,8 +1061,8 @@ dependencies = [
 
 [[package]]
 name = "js"
-version = "0.1.2"
-source = "git+https://github.com/servo/rust-mozjs#2bcfb73419ca893156f48b8e7966f0fc492ccfa0"
+version = "0.1.3"
+source = "git+https://github.com/servo/rust-mozjs#3352139c1dedbdff5fe1078152f46522cd04b2f3"
 dependencies = [
  "heapsize 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1862,7 +1862,7 @@ dependencies = [
  "hyper 0.9.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "image 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "ipc-channel 0.2.2 (git+https://github.com/servo/ipc-channel)",
- "js 0.1.2 (git+https://github.com/servo/rust-mozjs)",
+ "js 0.1.3 (git+https://github.com/servo/rust-mozjs)",
  "libc 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "mime 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2361,7 +2361,7 @@ dependencies = [
  "heapsize 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize_plugin 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "ipc-channel 0.2.2 (git+https://github.com/servo/ipc-channel)",
- "js 0.1.2 (git+https://github.com/servo/rust-mozjs)",
+ "js 0.1.3 (git+https://github.com/servo/rust-mozjs)",
  "kernel32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/servo/ports/cef/Cargo.lock b/servo/ports/cef/Cargo.lock
index 25d66a72b1de..51712c739614 100644
--- a/servo/ports/cef/Cargo.lock
+++ b/servo/ports/cef/Cargo.lock
@@ -973,8 +973,8 @@ dependencies = [
 
 [[package]]
 name = "js"
-version = "0.1.2"
-source = "git+https://github.com/servo/rust-mozjs#2bcfb73419ca893156f48b8e7966f0fc492ccfa0"
+version = "0.1.3"
+source = "git+https://github.com/servo/rust-mozjs#3352139c1dedbdff5fe1078152f46522cd04b2f3"
 dependencies = [
  "heapsize 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1720,7 +1720,7 @@ dependencies = [
  "hyper 0.9.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "image 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "ipc-channel 0.2.2 (git+https://github.com/servo/ipc-channel)",
- "js 0.1.2 (git+https://github.com/servo/rust-mozjs)",
+ "js 0.1.3 (git+https://github.com/servo/rust-mozjs)",
  "libc 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "mime 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2229,7 +2229,7 @@ dependencies = [
  "heapsize 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize_plugin 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "ipc-channel 0.2.2 (git+https://github.com/servo/ipc-channel)",
- "js 0.1.2 (git+https://github.com/servo/rust-mozjs)",
+ "js 0.1.3 (git+https://github.com/servo/rust-mozjs)",
  "kernel32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/servo/ports/gonk/Cargo.lock b/servo/ports/gonk/Cargo.lock
index 0b482116f009..007eb6439c10 100644
--- a/servo/ports/gonk/Cargo.lock
+++ b/servo/ports/gonk/Cargo.lock
@@ -965,8 +965,8 @@ dependencies = [
 
 [[package]]
 name = "js"
-version = "0.1.2"
-source = "git+https://github.com/servo/rust-mozjs#2bcfb73419ca893156f48b8e7966f0fc492ccfa0"
+version = "0.1.3"
+source = "git+https://github.com/servo/rust-mozjs#3352139c1dedbdff5fe1078152f46522cd04b2f3"
 dependencies = [
  "heapsize 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1712,7 +1712,7 @@ dependencies = [
  "hyper 0.9.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "image 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "ipc-channel 0.2.2 (git+https://github.com/servo/ipc-channel)",
- "js 0.1.2 (git+https://github.com/servo/rust-mozjs)",
+ "js 0.1.3 (git+https://github.com/servo/rust-mozjs)",
  "libc 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "mime 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2219,7 +2219,7 @@ dependencies = [
  "heapsize 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize_plugin 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "ipc-channel 0.2.2 (git+https://github.com/servo/ipc-channel)",
- "js 0.1.2 (git+https://github.com/servo/rust-mozjs)",
+ "js 0.1.3 (git+https://github.com/servo/rust-mozjs)",
  "kernel32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",