diff --git a/src/sentry/conf/server.py b/src/sentry/conf/server.py
index a4048aacf312fb..b7b3aedd315c32 100644
--- a/src/sentry/conf/server.py
+++ b/src/sentry/conf/server.py
@@ -3015,6 +3015,8 @@ def build_cdc_postgres_init_db_volume(settings: Any) -> dict[str, dict[str, str]
     "debug": True,
     "send_default_pii": True,
     "auto_enabling_integrations": False,
+    "enable_db_query_source": True,
+    "db_query_source_threshold_ms": 500,
 }
 
 SENTRY_DEV_DSN = os.environ.get("SENTRY_DEV_DSN")
diff --git a/src/sentry/conf/types/sdk_config.py b/src/sentry/conf/types/sdk_config.py
index c6ae3962d58616..67f93036338adb 100644
--- a/src/sentry/conf/types/sdk_config.py
+++ b/src/sentry/conf/types/sdk_config.py
@@ -18,6 +18,8 @@ class SdkConfig(TypedDict):
     before_send_transaction: NotRequired[Callable[[dict[str, Any], object], dict[str, Any]]]
     profiles_sample_rate: NotRequired[float]
     profiler_mode: NotRequired[Literal["sleep", "thread", "gevent", "unknown"]]
+    enable_db_query_source: NotRequired[bool]
+    db_query_source_threshold_ms: NotRequired[int]
     _experiments: NotRequired[Any]  # TODO