diff --git a/ydb/tests/functional/canonical/ya.make b/ydb/tests/functional/canonical/ya.make
index 9e7b5fb88502..0bfd178273e8 100644
--- a/ydb/tests/functional/canonical/ya.make
+++ b/ydb/tests/functional/canonical/ya.make
@@ -5,8 +5,12 @@ ENV(YDB_ADDITIONAL_LOG_CONFIGS="GRPC_SERVER:DEBUG,TICKET_PARSER:WARN,KQP_COMPILE
 TEST_SRCS(
     test_sql.py
 )
-
-SIZE(MEDIUM)
+IF (SANITIZER_TYPE OR WITH_VALGRIND)
+    SIZE(LARGE)
+    TAG(ya:fat)
+ELSE()
+    SIZE(MEDIUM)
+ENDIF()
 
 ENV(YDB_DRIVER_BINARY="ydb/apps/ydbd/ydbd")
 DEPENDS(