diff --git a/src/support/spidermonkey/rust-mozjs b/src/support/spidermonkey/rust-mozjs
index 2542bde2e3f..178602f72b6 160000
--- a/src/support/spidermonkey/rust-mozjs
+++ b/src/support/spidermonkey/rust-mozjs
@@ -1 +1 @@
-Subproject commit 2542bde2e3ffaf9076ff93ee2d5e476c7fdefbe7
+Subproject commit 178602f72b69af3c7cfdd5e622cfce49906ec6c5