diff --git a/venus-shared/api/market/v0/method.md b/venus-shared/api/market/v0/method.md
index c101be2e3e..0ff18a4423 100644
--- a/venus-shared/api/market/v0/method.md
+++ b/venus-shared/api/market/v0/method.md
@@ -239,7 +239,8 @@ Inputs:
     "MinPieceSize": 42,
     "MinUsedSpace": 42,
     "StartEpoch": 10101,
-    "EndEpoch": 10101
+    "EndEpoch": 10101,
+    "SectorExpiration": 10101
   }
 ]
 ```
@@ -1019,7 +1020,8 @@ Inputs:
     "MinPieceSize": 42,
     "MinUsedSpace": 42,
     "StartEpoch": 10101,
-    "EndEpoch": 10101
+    "EndEpoch": 10101,
+    "SectorExpiration": 10101
   }
 ]
 ```
diff --git a/venus-shared/api/market/v1/method.md b/venus-shared/api/market/v1/method.md
index 1a5f90bacb..c0a0c40c89 100644
--- a/venus-shared/api/market/v1/method.md
+++ b/venus-shared/api/market/v1/method.md
@@ -240,7 +240,8 @@ Inputs:
     "MinPieceSize": 42,
     "MinUsedSpace": 42,
     "StartEpoch": 10101,
-    "EndEpoch": 10101
+    "EndEpoch": 10101,
+    "SectorExpiration": 10101
   }
 ]
 ```
@@ -1020,7 +1021,8 @@ Inputs:
     "MinPieceSize": 42,
     "MinUsedSpace": 42,
     "StartEpoch": 10101,
-    "EndEpoch": 10101
+    "EndEpoch": 10101,
+    "SectorExpiration": 10101
   }
 ]
 ```
diff --git a/venus-shared/types/market/assigner_type.go b/venus-shared/types/market/assigner_type.go
index b5f122e8b1..dfb3f259d0 100644
--- a/venus-shared/types/market/assigner_type.go
+++ b/venus-shared/types/market/assigner_type.go
@@ -51,6 +51,9 @@ type GetDealSpec struct {
 	// end epoch limit of the chosen deals
 	// if set, the deals should not be alive after or equal than the this epoch
 	EndEpoch abi.ChainEpoch
+
+	// Filter by sector lifetime, for snapdeal
+	SectorExpiration *abi.ChainEpoch
 }
 
 type DealInfoIncludePath struct {