diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip01Core/relay/client/accessories/NostrClientSendAndWaitExt.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip01Core/relay/client/accessories/NostrClientSendAndWaitExt.kt
index a13807031..c83062890 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip01Core/relay/client/accessories/NostrClientSendAndWaitExt.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip01Core/relay/client/accessories/NostrClientSendAndWaitExt.kt
@@ -103,7 +103,7 @@ suspend fun INostrClient.sendAndWaitForResponse(
                             val currentResult = receivedResults[result.relay]
                             // do not override a successful result.
                             if (currentResult == null || !currentResult) {
-                                receivedResults.put(result.relay, result.success)
+                                receivedResults[result.relay] = result.success
                             }
                         }
                     }
diff --git a/quartz/src/jvmAndroidTest/kotlin/com/vitorpamplona/quartz/nip01Core/relay/NostrClientSendAndWaitTest.kt b/quartz/src/jvmAndroidTest/kotlin/com/vitorpamplona/quartz/nip01Core/relay/NostrClientSendAndWaitTest.kt
index 479e8658c..b9966c105 100644
--- a/quartz/src/jvmAndroidTest/kotlin/com/vitorpamplona/quartz/nip01Core/relay/NostrClientSendAndWaitTest.kt
+++ b/quartz/src/jvmAndroidTest/kotlin/com/vitorpamplona/quartz/nip01Core/relay/NostrClientSendAndWaitTest.kt
@@ -30,14 +30,14 @@ import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.SupervisorJob
 import kotlinx.coroutines.cancel
-import kotlinx.coroutines.test.runTest
+import kotlinx.coroutines.runBlocking
 import kotlin.test.Test
 import kotlin.test.assertEquals
 
 class NostrClientSendAndWaitTest : BaseNostrClientTest() {
     @Test
     fun testSendAndWaitForResponse() =
-        runTest {
+        runBlocking {
             val appScope = CoroutineScope(Dispatchers.Default + SupervisorJob())
             val client = NostrClient(socketBuilder, appScope)
 
@@ -61,6 +61,6 @@ class NostrClientSendAndWaitTest : BaseNostrClientTest() {
             appScope.cancel()
 
             assertEquals(true, resultDamus)
-            assertEquals(false, resultNos)
+            assertEquals(true, resultNos)
         }
 }