diff --git a/packages/blockly/core/dragging/block_drag_strategy.ts b/packages/blockly/core/dragging/block_drag_strategy.ts
index ea5cadc7d16..ef16ae54348 100644
--- a/packages/blockly/core/dragging/block_drag_strategy.ts
+++ b/packages/blockly/core/dragging/block_drag_strategy.ts
@@ -989,7 +989,8 @@ export class BlockDragStrategy implements IDragStrategy {
     for (let i = start; i >= 0 && i < topBlocks.length; i += delta) {
       const topBlock = topBlocks[i];
       for (const a of blockConnections) {
-        for (const b of topBlock.getConnections_(false)) {
+        const stackConnections = this.getAllConnections(topBlock);
+        for (const b of stackConnections) {
           if (
             block.workspace.connectionChecker.canConnect(a, b, true, Infinity)
           ) {