diff --git a/main.py b/main.py
index 1b6a883c..488ad9dc 100644
--- a/main.py
+++ b/main.py
@@ -19,13 +19,13 @@ from settings import DEV_SERVER_PID_FILE_NAME, MODE
 import_module('resolvers')
 schema = make_executable_schema(load_schema_from_path('schema/'), resolvers)
 
-start_sentry()
 
-async def dev_pid():
-    # pid file management
-    if MODE == 'development' and not exists(DEV_SERVER_PID_FILE_NAME):
-        with open(DEV_SERVER_PID_FILE_NAME, 'w', encoding='utf-8') as f:
-            f.write(str(os.getpid()))
+async def start():
+    if MODE == 'development':
+        if not exists(DEV_SERVER_PID_FILE_NAME):
+            # pid file management
+            with open(DEV_SERVER_PID_FILE_NAME, 'w', encoding='utf-8') as f:
+                f.write(str(os.getpid()))
     print(f'[main] process started in {MODE} mode')
 
 # main starlette app object with ariadne mounted in root
@@ -38,7 +38,8 @@ app = Starlette(
         redis.connect,
         ViewedStorage.init,
         search_service.info,
-        dev_pid
+        start_sentry,
+        start
     ],
     on_shutdown=[
         redis.disconnect
diff --git a/services/schema.py b/services/schema.py
index b451d7f0..32fb1525 100644
--- a/services/schema.py
+++ b/services/schema.py
@@ -1,24 +1,5 @@
-from ariadne import MutationType, QueryType  # , ScalarType
+from ariadne import MutationType, QueryType
 
-
-# datetime_scalar = ScalarType("DateTime")
 query = QueryType()
 mutation = MutationType()
-
-
-# @datetime_scalar.serializer
-# def serialize_datetime(value):
-#    return value.isoformat()
-
-
-# NOTE: was used by studio
-# @query.field("_service")
-# def resolve_service(*_):
-#    # Load the full SDL from your SDL file
-#    with open("schemas/core.graphql", "r") as file:
-#        full_sdl = file.read()
-#
-#    return {"sdl": full_sdl}
-
-
-resolvers = [query, mutation]  # , datetime_scalar]
+resolvers = [query, mutation]