diff --git a/proto-compiler/src/constants.rs b/proto-compiler/src/constants.rs
index 25f27f3..369dddf 100644
--- a/proto-compiler/src/constants.rs
+++ b/proto-compiler/src/constants.rs
@@ -63,6 +63,14 @@ pub static CUSTOM_TYPE_ATTRIBUTES: &[(&str, &str)] = &[
     (".tendermint.types.DuplicateVoteEvidence", SERIALIZED),
     (".tendermint.types.Vote", SERIALIZED),
     (".tendermint.types.BlockID", SERIALIZED),
+    (".tendermint.types.ConsensusParams", SERIALIZED),
+    (".tendermint.types.ABCIParams", SERIALIZED),
+    (".tendermint.types.BlockParams", SERIALIZED),
+    (".tendermint.types.EvidenceParams", SERIALIZED),
+    (".tendermint.types.ValidatorParams", SERIALIZED),
+    (".tendermint.types.VersionParams", SERIALIZED),
+    (".tendermint.types.SynchronyParams", SERIALIZED),
+    (".tendermint.types.TimeoutParams", SERIALIZED),
     (".tendermint.types.PartSetHeader", SERIALIZED),
     (".tendermint.types.LightClientAttackEvidence", SERIALIZED),
     (".tendermint.types.LightBlock", SERIALIZED),