diff --git a/spanner/tests/change_stream_test.rs b/spanner/tests/change_stream_test.rs
index 44c07b96..485f0682 100644
--- a/spanner/tests/change_stream_test.rs
+++ b/spanner/tests/change_stream_test.rs
@@ -29,6 +29,7 @@ fn init() {
     let _ = tracing_subscriber::fmt().with_env_filter(filter).try_init();
 }
 
+#[allow(dead_code)]
 #[derive(Debug)]
 struct ChangeRecord {
     pub data_change_record: Vec<DataChangeRecord>,
@@ -44,6 +45,7 @@ impl TryFromStruct for ChangeRecord {
     }
 }
 
+#[allow(dead_code)]
 #[derive(Debug)]
 struct ChildPartitionsRecord {
     pub start_timestamp: OffsetDateTime,
@@ -61,6 +63,7 @@ impl TryFromStruct for ChildPartitionsRecord {
     }
 }
 
+#[allow(dead_code)]
 #[derive(Debug)]
 struct ChildPartition {
     pub token: String,
@@ -76,6 +79,7 @@ impl TryFromStruct for ChildPartition {
     }
 }
 
+#[allow(dead_code)]
 #[derive(Debug)]
 struct DataChangeRecord {
     pub commit_timestamp: OffsetDateTime,
diff --git a/spanner/tests/common.rs b/spanner/tests/common.rs
index 2c90f566..3ad6ba6d 100644
--- a/spanner/tests/common.rs
+++ b/spanner/tests/common.rs
@@ -18,6 +18,7 @@ use google_cloud_spanner::bigdecimal::BigDecimal;
 
 pub const DATABASE: &str = "projects/local-project/instances/test-instance/databases/local-database";
 
+#[allow(dead_code)]
 pub struct UserCharacter {
     pub user_id: String,
     pub character_id: i64,
@@ -36,6 +37,7 @@ impl TryFromStruct for UserCharacter {
     }
 }
 
+#[allow(dead_code)]
 pub struct UserItem {
     pub user_id: String,
     pub item_id: i64,
@@ -54,6 +56,7 @@ impl TryFromStruct for UserItem {
     }
 }
 
+#[allow(dead_code)]
 pub struct UserItemWithHistory {
     pub user_id: String,
     pub item_id: i64,
@@ -74,6 +77,7 @@ impl TryFromStruct for UserItemWithHistory {
     }
 }
 
+#[allow(dead_code)]
 pub struct UserItemHistory {
     pub user_id: String,
     pub item_id: i64,