diff --git a/api/.env.example b/api/.env.example
index 40fed7403c..34be400e87 100644
--- a/api/.env.example
+++ b/api/.env.example
@@ -557,7 +557,7 @@ MAX_VARIABLE_SIZE=204800
 
 # GraphEngine Worker Pool Configuration
 # Minimum number of workers per GraphEngine instance (default: 1)
-GRAPH_ENGINE_MIN_WORKERS=1
+GRAPH_ENGINE_MIN_WORKERS=3
 # Maximum number of workers per GraphEngine instance (default: 10)
 GRAPH_ENGINE_MAX_WORKERS=10
 # Queue depth threshold that triggers worker scale up (default: 3)
diff --git a/api/configs/feature/__init__.py b/api/configs/feature/__init__.py
index ccb97d96ef..a752d9d103 100644
--- a/api/configs/feature/__init__.py
+++ b/api/configs/feature/__init__.py
@@ -761,7 +761,7 @@ class WorkflowConfig(BaseSettings):
     # GraphEngine Worker Pool Configuration
     GRAPH_ENGINE_MIN_WORKERS: PositiveInt = Field(
         description="Minimum number of workers per GraphEngine instance",
-        default=1,
+        default=3,
     )
 
     GRAPH_ENGINE_MAX_WORKERS: PositiveInt = Field(
diff --git a/api/tests/unit_tests/core/workflow/graph_engine/test_table_runner.py b/api/tests/unit_tests/core/workflow/graph_engine/test_table_runner.py
index 7d23b63049..100b294f52 100644
--- a/api/tests/unit_tests/core/workflow/graph_engine/test_table_runner.py
+++ b/api/tests/unit_tests/core/workflow/graph_engine/test_table_runner.py
@@ -297,7 +297,7 @@ class TableTestRunner:
         max_workers: int = 4,
         enable_logging: bool = False,
         log_level: str = "INFO",
-        graph_engine_min_workers: int = 1,
+        graph_engine_min_workers: int = 3,
         graph_engine_max_workers: int = 1,
         graph_engine_scale_up_threshold: int = 5,
         graph_engine_scale_down_idle_time: float = 30.0,
@@ -310,7 +310,7 @@ class TableTestRunner:
             max_workers: Maximum number of parallel workers for test execution
             enable_logging: Enable detailed logging
             log_level: Logging level (DEBUG, INFO, WARNING, ERROR)
-            graph_engine_min_workers: Minimum workers for GraphEngine (default: 1)
+            graph_engine_min_workers: Minimum workers for GraphEngine (default: 3)
             graph_engine_max_workers: Maximum workers for GraphEngine (default: 1)
             graph_engine_scale_up_threshold: Queue depth to trigger scale up
             graph_engine_scale_down_idle_time: Idle time before scaling down
diff --git a/docker/envs/core-services/shared.env.example b/docker/envs/core-services/shared.env.example
index 80cfe42c38..fca0b57d0c 100644
--- a/docker/envs/core-services/shared.env.example
+++ b/docker/envs/core-services/shared.env.example
@@ -177,7 +177,7 @@ WORKFLOW_MAX_EXECUTION_TIME=1200
 WORKFLOW_CALL_MAX_DEPTH=5
 MAX_VARIABLE_SIZE=204800
 WORKFLOW_FILE_UPLOAD_LIMIT=10
-GRAPH_ENGINE_MIN_WORKERS=1
+GRAPH_ENGINE_MIN_WORKERS=3
 GRAPH_ENGINE_MAX_WORKERS=10
 GRAPH_ENGINE_SCALE_UP_THRESHOLD=3
 GRAPH_ENGINE_SCALE_DOWN_IDLE_TIME=5.0