1 files changed, 8 insertions, 1 deletions
diff --git a/src/mongo/scripting/mozjs/proxyscope.cpp b/src/mongo/scripting/mozjs/proxyscope.cpp
index 1adc91f78d3..23d3194799c 100644
--- a/src/mongo/scripting/mozjs/proxyscope.cpp
+++ b/src/mongo/scripting/mozjs/proxyscope.cpp
@@ -364,9 +364,16 @@ void MozJSProxyScope::shutdownThread() {
  *   break out of the loop and return.
  */
 void MozJSProxyScope::implThread(MozJSProxyScope* proxy) {
-    if (hasGlobalServiceContext())
+    if (hasGlobalServiceContext()) {
         Client::initThread("js");
 
+        // TODO(SERVER-74662): Please revisit if this thread could be made killable.
+        {
+            stdx::lock_guard<Client> lk(cc());
+            cc().setSystemOperationUnkillableByStepdown(lk);
+        }
+    }
+
     std::unique_ptr<MozJSImplScope> scope;
 
     // This will leave _status set for the first noop runOnImplThread(), which