diff --git a/backend/app/schemas/step_library.py b/backend/app/schemas/step_library.py
index 93390c60..e839c9dc 100644
--- a/backend/app/schemas/step_library.py
+++ b/backend/app/schemas/step_library.py
@@ -17,6 +17,7 @@ class StepContent(BaseModel):
     instructions: str = Field(..., min_length=1)
     help_text: Optional[str] = None
     commands: Optional[list[StepCommand]] = None
+    group_label: Optional[str] = None  # Section header this step belongs to (for flow-synced steps)
 
 
 # Base schemas
@@ -59,6 +60,8 @@ class StepLibraryResponse(StepLibraryBase):
     # Computed fields (populated by API)
     category_name: Optional[str] = None
     author_name: Optional[str] = None
+    is_flow_synced: bool = False
+    source_tree_name: Optional[str] = None
 
     class Config:
         from_attributes = True