diff --git a/crates/matrix-sdk-crypto/src/machine/test_helpers.rs b/crates/matrix-sdk-crypto/src/machine/test_helpers.rs
index 14f2701a8..8b940f23c 100644
--- a/crates/matrix-sdk-crypto/src/machine/test_helpers.rs
+++ b/crates/matrix-sdk-crypto/src/machine/test_helpers.rs
@@ -188,6 +188,7 @@ pub async fn send_and_receive_encrypted_to_device_test_helper(
     recipient: &OlmMachine,
     event_type: &str,
     content: &Value,
+    decryption_settings: &DecryptionSettings,
 ) -> ProcessedToDeviceEvent {
     let device =
         sender.get_device(recipient.user_id(), recipient.device_id(), None).await.unwrap().unwrap();
@@ -218,11 +219,9 @@ pub async fn send_and_receive_encrypted_to_device_test_helper(
         next_batch_token: None,
     };
 
-    let decryption_settings =
-        DecryptionSettings { sender_device_trust_requirement: TrustRequirement::Untrusted };
-
     let (decrypted, _) =
         recipient.receive_sync_changes(sync_changes, &decryption_settings).await.unwrap();
+
     assert_eq!(1, decrypted.len());
     decrypted[0].clone()
 }
diff --git a/crates/matrix-sdk-crypto/src/machine/tests/send_encrypted_to_device.rs b/crates/matrix-sdk-crypto/src/machine/tests/send_encrypted_to_device.rs
index f9e7427ef..53c036ab1 100644
--- a/crates/matrix-sdk-crypto/src/machine/tests/send_encrypted_to_device.rs
+++ b/crates/matrix-sdk-crypto/src/machine/tests/send_encrypted_to_device.rs
@@ -51,11 +51,15 @@ async fn test_send_encrypted_to_device() {
             "rooms": ["!726s6s6q:example.com"]
     });
 
+    let decryption_settings =
+        DecryptionSettings { sender_device_trust_requirement: TrustRequirement::Untrusted };
+
     let processed_event = send_and_receive_encrypted_to_device_test_helper(
         &alice,
         &bob,
         custom_event_type,
         &custom_content,
+        &decryption_settings,
     )
     .await;
 
@@ -124,11 +128,15 @@ async fn test_receive_custom_encrypted_to_device_fails_if_device_unknown() {
             "rooms": ["!726s6s6q:example.com"]
     });
 
+    let decryption_settings =
+        DecryptionSettings { sender_device_trust_requirement: TrustRequirement::Untrusted };
+
     let processed_event = send_and_receive_encrypted_to_device_test_helper(
         &alice,
         &bob,
         custom_event_type,
         &custom_content,
+        &decryption_settings,
     )
     .await;
 
@@ -153,11 +161,15 @@ async fn test_send_olm_encryption_info_unverified_identity() {
             "rooms": ["!726s6s6q:example.com"]
     });
 
+    let decryption_settings =
+        DecryptionSettings { sender_device_trust_requirement: TrustRequirement::Untrusted };
+
     let processed_event = send_and_receive_encrypted_to_device_test_helper(
         &alice,
         &bob,
         custom_event_type,
         &custom_content,
+        &decryption_settings,
     )
     .await;
 
@@ -193,11 +205,15 @@ async fn test_send_olm_encryption_info_verified_identity() {
             "rooms": ["!726s6s6q:example.com"]
     });
 
+    let decryption_settings =
+        DecryptionSettings { sender_device_trust_requirement: TrustRequirement::Untrusted };
+
     let processed_event = send_and_receive_encrypted_to_device_test_helper(
         &alice,
         &bob,
         custom_event_type,
         &custom_content,
+        &decryption_settings,
     )
     .await;
 
@@ -229,11 +245,15 @@ async fn test_send_olm_encryption_info_verified_locally() {
         .await
         .unwrap();
 
+    let decryption_settings =
+        DecryptionSettings { sender_device_trust_requirement: TrustRequirement::Untrusted };
+
     let processed_event = send_and_receive_encrypted_to_device_test_helper(
         &alice,
         &bob,
         custom_event_type,
         &custom_content,
+        &decryption_settings,
     )
     .await;
 
@@ -271,11 +291,15 @@ async fn test_send_olm_encryption_info_verification_violation() {
             "rooms": ["!726s6s6q:example.com"]
     });
 
+    let decryption_settings =
+        DecryptionSettings { sender_device_trust_requirement: TrustRequirement::Untrusted };
+
     let processed_event = send_and_receive_encrypted_to_device_test_helper(
         &alice,
         &bob,
         custom_event_type,
         &custom_content,
+        &decryption_settings,
     )
     .await;