diff --git a/src/renderer/components/Experiment/Workflows/WorkflowCanvas.tsx b/src/renderer/components/Experiment/Workflows/WorkflowCanvas.tsx
index 28638857aa4ada10751251d7a1579c2832ba3097..f49b0b9ba8ac55256d87925ef5dac8ebf4e3dd14 100644
--- a/src/renderer/components/Experiment/Workflows/WorkflowCanvas.tsx
+++ b/src/renderer/components/Experiment/Workflows/WorkflowCanvas.tsx
@@ -84,7 +84,7 @@ function generateEdges(workflow: any) {
         type: 'bezier',
         style: {
           stroke: 'var(--joy-palette-primary-outlinedDisabledColor)',
-          strokeWidth: 2,
+          strokeWidth: 1.5,
         },
         markerEnd: {
           type: 'arrow',