diff --git a/modules/homa-validator-list/src/lib.rs b/modules/homa-validator-list/src/lib.rs
index fc33ce86c..08f772328 100644
--- a/modules/homa-validator-list/src/lib.rs
+++ b/modules/homa-validator-list/src/lib.rs
@@ -210,6 +210,11 @@ pub mod module {
 			validator: T::RelayChainAccountId,
 			bond: Balance,
 		},
+		RebondGuarantee {
+			who: T::AccountId,
+			validator: T::RelayChainAccountId,
+			bond: Balance,
+		},
 	}
 
 	/// The slash guarantee deposits for relaychain validators.
@@ -342,8 +347,17 @@ pub mod module {
 			if !amount.is_zero() {
 				Self::update_guarantee(&guarantor, &validator, |guarantee| -> DispatchResult {
 					*guarantee = guarantee.rebond(amount);
+					ensure!(
+						guarantee.bonded >= T::MinBondAmount::get(),
+						Error::<T>::BelowMinBondAmount
+					);
 					Ok(())
 				})?;
+				Self::deposit_event(Event::RebondGuarantee {
+					who: guarantor,
+					validator: validator.clone(),
+					bond: amount,
+				});
 			}
 			Ok(())
 		}
diff --git a/modules/homa-validator-list/src/tests.rs b/modules/homa-validator-list/src/tests.rs
index 79023e567..ac745093a 100644
--- a/modules/homa-validator-list/src/tests.rs
+++ b/modules/homa-validator-list/src/tests.rs
@@ -449,15 +449,15 @@ fn rebond_work() {
 		assert_ok!(HomaValidatorListModule::unbond(
 			RuntimeOrigin::signed(ALICE),
 			VALIDATOR_1,
-			100
+			200
 		));
 
 		assert_eq!(
 			HomaValidatorListModule::guarantees(VALIDATOR_1, ALICE).unwrap_or_default(),
 			Guarantee {
 				total: 200,
-				bonded: 100,
-				unbonding: Some((100, 29))
+				bonded: 0,
+				unbonding: Some((200, 29))
 			}
 		);
 		assert_eq!(OrmlTokens::accounts(ALICE, LDOT).frozen, 200);
@@ -472,17 +472,29 @@ fn rebond_work() {
 			200
 		);
 
+		assert_noop!(
+			HomaValidatorListModule::rebond(RuntimeOrigin::signed(ALICE), VALIDATOR_1, 99),
+			Error::<Runtime>::BelowMinBondAmount
+		);
+
 		assert_ok!(HomaValidatorListModule::rebond(
 			RuntimeOrigin::signed(ALICE),
 			VALIDATOR_1,
-			50
+			100
+		));
+		System::assert_has_event(mock::RuntimeEvent::HomaValidatorListModule(
+			crate::Event::RebondGuarantee {
+				who: ALICE,
+				validator: VALIDATOR_1,
+				bond: 100,
+			},
 		));
 		assert_eq!(
 			HomaValidatorListModule::guarantees(VALIDATOR_1, ALICE).unwrap_or_default(),
 			Guarantee {
 				total: 200,
-				bonded: 150,
-				unbonding: Some((50, 29))
+				bonded: 100,
+				unbonding: Some((100, 29))
 			}
 		);
 		assert_eq!(OrmlTokens::accounts(ALICE, LDOT).frozen, 200);