diff --git a/main.py b/main.py
index 4add704f..0c89aaa5 100644
--- a/main.py
+++ b/main.py
@@ -60,6 +60,7 @@ from B07_DesignDetail.B07_DesignDetail_Router import router as b07_design_router
 from B07_DesignDetail.B07_DesignDetail_Router_Frame import router as b07_frame_router
 from B08_Quantity.B08_Quantity_Router import router as b08_quantity_router
 from B08_Quantity.B08_Quantity_Router_Earthwork import router as b08_earthwork_router
+from B09_Estimation.B09_Estimation_Router import router as b09_estimation_router
 from common_util.common_util_audit import note_api_call, record_call_burst
 from common_util.common_util_auth import (
     require_company,
@@ -537,6 +538,7 @@ app.include_router(b07_design_router, dependencies=protected_with_company)
 app.include_router(b07_frame_router, dependencies=protected_with_company)
 app.include_router(b08_quantity_router, dependencies=protected_with_company)
 app.include_router(b08_earthwork_router, dependencies=protected_with_company)
+app.include_router(b09_estimation_router, dependencies=protected_with_company)
 
 
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