diff --git a/spring-vault-core/src/main/kotlin/org/springframework/vault/core/ReactiveVaultOperationsExtensions.kt b/spring-vault-core/src/main/kotlin/org/springframework/vault/core/ReactiveVaultOperationsExtensions.kt
index c9c72649..89db7bb3 100644
--- a/spring-vault-core/src/main/kotlin/org/springframework/vault/core/ReactiveVaultOperationsExtensions.kt
+++ b/spring-vault-core/src/main/kotlin/org/springframework/vault/core/ReactiveVaultOperationsExtensions.kt
@@ -86,5 +86,6 @@ suspend fun ReactiveVaultOperations.awaitWrite(path: String, body: Any): VaultRe
  * @author Mark Paluch
  * @since 2.2
  */
-suspend fun ReactiveVaultOperations.awaitDelete(path: String) = delete(path).awaitFirstOrNull()
-
+suspend fun ReactiveVaultOperations.awaitDelete(path: String) {
+    delete(path).awaitFirstOrNull()
+}
diff --git a/spring-vault-core/src/test/kotlin/org/springframework/vault/core/ReactiveVaultOperationsExtensionsTests.kt b/spring-vault-core/src/test/kotlin/org/springframework/vault/core/ReactiveVaultOperationsExtensionsTests.kt
index 1c859893..d82b9986 100644
--- a/spring-vault-core/src/test/kotlin/org/springframework/vault/core/ReactiveVaultOperationsExtensionsTests.kt
+++ b/spring-vault-core/src/test/kotlin/org/springframework/vault/core/ReactiveVaultOperationsExtensionsTests.kt
@@ -132,7 +132,7 @@ class ReactiveVaultOperationsExtensionsTests {
         every { operation.delete("path") } returns Mono.empty()
 
         runBlocking {
-            assertThat(operation.awaitDelete("path")).isNull()
+            assertThat(operation.awaitDelete("path")).isEqualTo(Unit)
         }
 
         verify {