diff --git a/src/lib/litegraph/src/LGraph.test.ts b/src/lib/litegraph/src/LGraph.test.ts
index 448e0240724..fd355542af0 100644
--- a/src/lib/litegraph/src/LGraph.test.ts
+++ b/src/lib/litegraph/src/LGraph.test.ts
@@ -7,7 +7,8 @@ import {
   LGraph,
   LGraphNode,
   LiteGraph,
-  LLink
+  LLink,
+  Reroute
 } from '@/lib/litegraph/src/litegraph'
 import type { SerialisableGraph } from '@/lib/litegraph/src/types/serialisation'
 import type { UUID } from '@/lib/litegraph/src/utils/uuid'
@@ -17,6 +18,7 @@ import {
   createTestSubgraphData,
   createTestSubgraphNode
 } from './subgraph/__fixtures__/subgraphHelpers'
+import { subgraphTest } from './subgraph/__fixtures__/subgraphFixtures'
 
 import {
   duplicateLinksRoot,
@@ -966,4 +968,40 @@ describe('deduplicateSubgraphNodeIds (via configure)', () => {
     expect(nodeIdSet(graph, SUBGRAPH_A)).toEqual(new Set([10, 11, 12]))
     expect(nodeIdSet(graph, SUBGRAPH_B)).toEqual(new Set([20, 21, 22]))
   })
+  subgraphTest('should snap slots to same y-level', ({ emptySubgraph }) => {
+    const node = new LGraphNode('testname')
+    node.addInput('test', 'IMAGE')
+    emptySubgraph.add(node)
+
+    emptySubgraph.inputNode.pos = [0, 0]
+    //Reroute needs offset of ~20y to align with first slot
+    const reroute = new Reroute(1, emptySubgraph, [0, 20])
+
+    node.snapToGrid(10)
+    reroute.snapToGrid(10)
+    emptySubgraph.inputNode.snapToGrid(10)
+
+    node.arrange()
+    emptySubgraph.inputNode.arrange()
+
+    const yPos = node.getInputPos(0)[1]
+    expect(reroute.pos[1]).toBe(yPos)
+    expect(emptySubgraph.inputNode.emptySlot.pos[1]).toBe(yPos)
+
+    //Assign non-equal positions and repeat
+    emptySubgraph.inputNode.pos = [0, 43]
+    node.pos = [0, 50]
+    reroute.pos = [0, 63]
+
+    node.snapToGrid(10)
+    reroute.snapToGrid(10)
+    emptySubgraph.inputNode.snapToGrid(10)
+
+    node.arrange()
+    emptySubgraph.inputNode.arrange()
+
+    const yPos2 = node.getInputPos(0)[1]
+    expect(reroute.pos[1]).toBe(yPos2)
+    expect(emptySubgraph.inputNode.emptySlot.pos[1]).toBe(yPos2)
+  })
 })
diff --git a/src/lib/litegraph/src/LGraphCanvas.ts b/src/lib/litegraph/src/LGraphCanvas.ts
index 6731781852c..06ace5566e4 100644
--- a/src/lib/litegraph/src/LGraphCanvas.ts
+++ b/src/lib/litegraph/src/LGraphCanvas.ts
@@ -5882,7 +5882,8 @@ export class LGraphCanvas implements CustomEventDispatcher<LGraphCanvasEventMap>
   drawSnapGuide(
     ctx: CanvasRenderingContext2D,
     item: Positionable,
-    shape = RenderShape.ROUND
+    shape = RenderShape.ROUND,
+    { offsetToSlot }: { offsetToSlot?: boolean } = {}
   ) {
     const snapGuide = temp
     snapGuide.set(item.boundingRect)
@@ -5890,7 +5891,10 @@ export class LGraphCanvas implements CustomEventDispatcher<LGraphCanvasEventMap>
     // Not all items have pos equal to top-left of bounds
     const { pos } = item
     const offsetX = pos[0] - snapGuide[0]
-    const offsetY = pos[1] - snapGuide[1]
+    const offsetY =
+      pos[1] -
+      snapGuide[1] -
+      (offsetToSlot ? LiteGraph.NODE_SLOT_HEIGHT * 0.7 : 0)
 
     // Normalise boundingRect to pos to snap
     snapGuide[0] += offsetX
@@ -6067,7 +6071,9 @@ export class LGraphCanvas implements CustomEventDispatcher<LGraphCanvasEventMap>
         this.isDragging &&
         this.selectedItems.has(reroute)
       ) {
-        this.drawSnapGuide(ctx, reroute, RenderShape.CIRCLE)
+        this.drawSnapGuide(ctx, reroute, RenderShape.CIRCLE, {
+          offsetToSlot: true
+        })
       }
       reroute.draw(ctx, this._pattern)
 
diff --git a/src/lib/litegraph/src/Reroute.ts b/src/lib/litegraph/src/Reroute.ts
index 6436df53223..74cdbd111d9 100644
--- a/src/lib/litegraph/src/Reroute.ts
+++ b/src/lib/litegraph/src/Reroute.ts
@@ -16,6 +16,7 @@ import type {
   ReadOnlyRect,
   ReadonlyLinkNetwork
 } from './interfaces'
+import { LiteGraph } from './litegraph'
 import { distance, isPointInRect } from './measure'
 import type { Serialisable, SerialisableReroute } from './types/serialisation'
 
@@ -428,9 +429,10 @@ export class Reroute
   snapToGrid(snapTo: number): boolean {
     if (!snapTo) return false
 
+    const offsetY = LiteGraph.NODE_SLOT_HEIGHT * 0.7
     const { pos } = this
     pos[0] = snapTo * Math.round(pos[0] / snapTo)
-    pos[1] = snapTo * Math.round(pos[1] / snapTo)
+    pos[1] = snapTo * Math.round((pos[1] - offsetY) / snapTo) + offsetY
     return true
   }
 
diff --git a/src/lib/litegraph/src/subgraph/SubgraphIONodeBase.ts b/src/lib/litegraph/src/subgraph/SubgraphIONodeBase.ts
index 9c9690a8f04..af90526810c 100644
--- a/src/lib/litegraph/src/subgraph/SubgraphIONodeBase.ts
+++ b/src/lib/litegraph/src/subgraph/SubgraphIONodeBase.ts
@@ -36,7 +36,7 @@ export abstract class SubgraphIONodeBase<
 {
   static margin = 10
   static minWidth = 100
-  static roundedRadius = 10
+  static roundedRadius = 14
 
   private readonly _boundingRect: Rectangle = new Rectangle()