diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0c592e9..0663055 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -37,6 +37,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 
 ## Unreleased
 
+### Bug Fixes
+
+* [#160](https://github.com/babylonlabs-io/vigilante/pull/160) fix: resubmit interval
+
 ## v0.19.1
 
 ### Bug Fixes
diff --git a/submitter/relayer/relayer.go b/submitter/relayer/relayer.go
index 3001d26..1498b47 100644
--- a/submitter/relayer/relayer.go
+++ b/submitter/relayer/relayer.go
@@ -220,6 +220,7 @@ func (rl *Relayer) MaybeResubmitSecondCheckpointTx(ckpt *ckpttypes.RawCheckpoint
 
 	// update the second tx of the last submitted checkpoint as it is replaced
 	rl.lastSubmittedCheckpoint.Tx2 = resubmittedTx2
+	rl.lastSubmittedCheckpoint.TS = time.Now()
 
 	storedCkpt := store.NewStoredCheckpoint(
 		rl.lastSubmittedCheckpoint.Tx1.Tx,