diff --git a/pkg/sql/colexec/colexecutils/spilling_buffer_test.go b/pkg/sql/colexec/colexecutils/spilling_buffer_test.go
index 07cc0978ce43..3488ff82fcbc 100644
--- a/pkg/sql/colexec/colexecutils/spilling_buffer_test.go
+++ b/pkg/sql/colexec/colexecutils/spilling_buffer_test.go
@@ -122,6 +122,7 @@ func TestSpillingBuffer(t *testing.T) {
 			spillingQueueUnlimitedAllocator, memoryLimit, queueCfg,
 			colexecop.NewTestingSemaphore(2), typs, testDiskAcc, testMemAcc, colsToStore...,
 		)
+		defer buf.Close(ctx)
 		if setInMemTuplesLimit {
 			buf.testingKnobs.maxTuplesStoredInMemory = numBatches * inputBatchSize / 2
 		}