diff --git a/state/state.go b/state/state.go
index a7d9546..c5c0fca 100644
--- a/state/state.go
+++ b/state/state.go
@@ -24,8 +24,10 @@ type JcpCopyState struct {
 	OpaqueState any
 	CopierType  CopierType
 	LastUpdate  time.Time
+	Percent     float64
 }
 
 func MakeNewCopyState(progress logic.JcpProgress) JcpCopyState {
-	return JcpCopyState{OpaqueState: progress.OpaqueState, CopierType: BlockCopier, LastUpdate: time.Now()}
+	percent := float64(progress.Progress.BytesTransferred) / float64(progress.Progress.Size)
+	return JcpCopyState{OpaqueState: progress.OpaqueState, CopierType: BlockCopier, LastUpdate: time.Now(), Percent: percent}
 }
diff --git a/state/statemanager.go b/state/statemanager.go
index 1f5b856..9ea9a32 100644
--- a/state/statemanager.go
+++ b/state/statemanager.go
@@ -47,6 +47,7 @@ func loadState(fileName string) *JcpState {
 }
 
 func (copierState *JcpState) SaveState() {
+	copierState.Clean()
 	copierState.saveState(copierState.StatePath)
 }
 
@@ -78,7 +79,7 @@ func (copierState *JcpState) Clean() {
 
 	for src := range copierState.CopyStates {
 		for dest := range copierState.CopyStates[src] {
-			if copierState.CopyStates[src][dest].LastUpdate.After(time.Now().AddDate(0, 0, -ValidStateWindowInDays)) {
+			if copierState.CopyStates[src][dest].ShouldKeep() {
 				newStates[src][dest] = copierState.CopyStates[src][dest]
 			}
 		}
@@ -86,3 +87,15 @@ func (copierState *JcpState) Clean() {
 
 	copierState.CopyStates = newStates
 }
+
+func (copyState JcpCopyState) ShouldKeep() bool {
+	if copyState.LastUpdate.Before(time.Now().AddDate(0, 0, -ValidStateWindowInDays)) {
+		return false
+	}
+
+	if copyState.Percent == 1 {
+		return false
+	}
+
+	return true
+}