diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index 381bb7ca8b0f..44aaabaa4b2d 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -3,7 +3,6 @@
 This release includes the migration to [CometBFT v0.34.27](https://github.com/cometbft/cometbft/blob/v0.34.27/CHANGELOG.md#v03427).
 This migration should be not be breaking for chains.
 From `v0.46.11`+, the following replace is *mandatory* in the `go.mod` of your application:
-
 ```go
 // use cometbft
 replace github.com/tendermint/tendermint => github.com/cometbft/cometbft v0.34.27
diff --git a/x/auth/vesting/types/msgs.go b/x/auth/vesting/types/msgs.go
index 554ead8e3d84..503f62499d63 100644
--- a/x/auth/vesting/types/msgs.go
+++ b/x/auth/vesting/types/msgs.go
@@ -185,6 +185,14 @@ func (msg MsgCreatePeriodicVestingAccount) ValidateBasic() error {
 	}
 
 	for i, period := range msg.VestingPeriods {
+		if !period.Amount.IsValid() {
+			return sdkerrors.ErrInvalidCoins.Wrap(period.Amount.String())
+		}
+
+		if !period.Amount.IsAllPositive() {
+			return sdkerrors.ErrInvalidCoins.Wrap(period.Amount.String())
+		}
+
 		if period.Length < 1 {
 			return fmt.Errorf("invalid period length of %d in period %d, length must be greater than 0", period.Length, i)
 		}