diff --git a/std/codec.go b/std/codec.go
index 7310d75a25fd..9a5b6a7467a1 100644
--- a/std/codec.go
+++ b/std/codec.go
@@ -12,6 +12,7 @@ import (
 func RegisterLegacyAminoCodec(cdc *codec.LegacyAmino) {
 	sdk.RegisterLegacyAminoCodec(cdc)
 	cryptocodec.RegisterCrypto(cdc)
+	codec.RegisterEvidences(cdc)
 }
 
 // RegisterInterfaces registers Interfaces from sdk/types, vesting, crypto, tx.