diff --git a/.changeset/cool-cups-greet.md b/.changeset/cool-cups-greet.md
new file mode 100644
index 0000000000..a845151cc8
--- /dev/null
+++ b/.changeset/cool-cups-greet.md
@@ -0,0 +1,2 @@
+---
+---
diff --git a/packages/core/e2e/utils.ts b/packages/core/e2e/utils.ts
index c50dda6dbe..9e06b943ec 100644
--- a/packages/core/e2e/utils.ts
+++ b/packages/core/e2e/utils.ts
@@ -56,12 +56,9 @@ export function hasStepSourceMaps(): boolean {
     return false;
   }
 
-  // Vercel production builds don't support step source maps
-  if (process.env.WORKFLOW_VERCEL_ENV === 'production') {
-    return false;
-  }
-
-  // Vercel preview builds have proper source maps for all other frameworks, EXCEPT sveltekit
+  // Vercel deployments (both production and preview) have proper source maps
+  // for all frameworks EXCEPT sveltekit, thanks to ESM step bundles with
+  // inline source maps.
   if (!isLocalDeployment()) {
     return appName !== 'sveltekit';
   }