diff --git a/packages/ui/src/components/node/node-panel/handle.module.css b/packages/ui/src/components/node/node-panel/handle.module.css
index 65096e4..f4b4e6a 100644
--- a/packages/ui/src/components/node/node-panel/handle.module.css
+++ b/packages/ui/src/components/node/node-panel/handle.module.css
@@ -16,12 +16,14 @@
     position: relative;
 
     :global(.react-flow__handle.react-flow__handle-right) {
+      box-sizing: content-box;
       right: calc(
         -1 * (var(--ax-public-node-padding) + var(--ax-public-node-border-size))
       );
     }
 
     :global(.react-flow__handle.react-flow__handle-left) {
+      box-sizing: content-box;
       left: calc(
         -1 * (var(--ax-public-node-padding) + var(--ax-public-node-border-size))
       );