diff --git a/packages/builder/src/components/workflow/SetupPanel/WorkflowBlockSetup.svelte b/packages/builder/src/components/workflow/SetupPanel/WorkflowBlockSetup.svelte
index a3edcca58e..f6f12c04f6 100644
--- a/packages/builder/src/components/workflow/SetupPanel/WorkflowBlockSetup.svelte
+++ b/packages/builder/src/components/workflow/SetupPanel/WorkflowBlockSetup.svelte
@@ -27,7 +27,9 @@
     // Extract all outputs from all previous steps as available bindings
     let bindings = []
     for (let idx = 0; idx < blockIdx; idx++) {
-      const outputs = Object.entries(allSteps[idx].schema?.outputs?.properties)
+      const outputs = Object.entries(
+        allSteps[idx].schema?.outputs?.properties ?? {}
+      )
       bindings = bindings.concat(
         outputs.map(([name, value]) => ({
           label: name,