diff --git a/miner/worker.go b/miner/worker.go
index 0684bfa28e..9baefbce40 100644
--- a/miner/worker.go
+++ b/miner/worker.go
@@ -55,7 +55,7 @@ const (
 	// timeout waiting for M1
 	waitPeriod = 10
 	// timeout for checkpoint.
-	waitPeriodCheckpoint = 30
+	waitPeriodCheckpoint = 120 // 2 mins
 )
 
 // Agent can register themself with the worker
diff --git a/params/version.go b/params/version.go
index f50d8c12f4..905daa6466 100644
--- a/params/version.go
+++ b/params/version.go
@@ -23,7 +23,7 @@ import (
 const (
 	VersionMajor = 1        // Major version component of the current release
 	VersionMinor = 1        // Minor version component of the current release
-	VersionPatch = 2        // Patch version component of the current release
+	VersionPatch = 3        // Patch version component of the current release
 	VersionMeta  = "stable" // Version metadata to append to the version string
 )