diff --git a/node/src/test/kotlin/net/corda/node/services/vault/VaultQueryTests.kt b/node/src/test/kotlin/net/corda/node/services/vault/VaultQueryTests.kt
index 980f79b29d..51c36d4d56 100644
--- a/node/src/test/kotlin/net/corda/node/services/vault/VaultQueryTests.kt
+++ b/node/src/test/kotlin/net/corda/node/services/vault/VaultQueryTests.kt
@@ -1848,7 +1848,7 @@ abstract class VaultQueryTestsBase : VaultQueryParties {
         database.transaction {
             vaultFiller.fillWithSomeTestLinearStates(1, "TEST1")
             vaultFiller.fillWithSomeTestLinearStates(1, "TEST2")
-            sleep(1000)
+            services.clock.advanceBy(1.seconds)
             vaultFiller.fillWithSomeTestLinearStates(1, "TEST3")
             // 2 unconsumed states with same external ID