diff --git a/packages/node/src/integrations/anr/worker.ts b/packages/node/src/integrations/anr/worker.ts
index 2e23f823891c..cff2c4c515ec 100644
--- a/packages/node/src/integrations/anr/worker.ts
+++ b/packages/node/src/integrations/anr/worker.ts
@@ -173,7 +173,7 @@ if (options.captureStackTrace) {
         {
           // Grab the trace context from the current scope
           expression:
-            'const ctx = __SENTRY__.hub.getScope().getPropagationContext(); ctx.traceId + "-" + ctx.spanId + "-" + ctx.parentSpanId',
+            'var __sentry_ctx = __SENTRY__.hub.getScope().getPropagationContext(); __sentry_ctx.traceId + "-" + __sentry_ctx.spanId + "-" + __sentry_ctx.parentSpanId',
           // Don't re-trigger the debugger if this causes an error
           silent: true,
         },