diff --git a/components/servo/Cargo.lock b/components/servo/Cargo.lock
index 15d0f27e56f9..0c122dd85367 100644
--- a/components/servo/Cargo.lock
+++ b/components/servo/Cargo.lock
@@ -928,7 +928,7 @@ dependencies = [
 [[package]]
 name = "js"
 version = "0.1.1"
-source = "git+https://github.com/servo/rust-mozjs#b96675b217534c7742cbfda8150ea0536aedbdfb"
+source = "git+https://github.com/servo/rust-mozjs#62d23de5b31c8dadb7baa80daedac4a9a0abcc4a"
 dependencies = [
  "heapsize 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/ports/cef/Cargo.lock b/ports/cef/Cargo.lock
index 738ec0e1a409..247555756aa1 100644
--- a/ports/cef/Cargo.lock
+++ b/ports/cef/Cargo.lock
@@ -859,7 +859,7 @@ dependencies = [
 [[package]]
 name = "js"
 version = "0.1.1"
-source = "git+https://github.com/servo/rust-mozjs#b96675b217534c7742cbfda8150ea0536aedbdfb"
+source = "git+https://github.com/servo/rust-mozjs#62d23de5b31c8dadb7baa80daedac4a9a0abcc4a"
 dependencies = [
  "heapsize 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/ports/gonk/Cargo.lock b/ports/gonk/Cargo.lock
index 8f3aeb8723f9..d0611d45e6be 100644
--- a/ports/gonk/Cargo.lock
+++ b/ports/gonk/Cargo.lock
@@ -841,7 +841,7 @@ dependencies = [
 [[package]]
 name = "js"
 version = "0.1.1"
-source = "git+https://github.com/servo/rust-mozjs#b96675b217534c7742cbfda8150ea0536aedbdfb"
+source = "git+https://github.com/servo/rust-mozjs#62d23de5b31c8dadb7baa80daedac4a9a0abcc4a"
 dependencies = [
  "heapsize 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",