diff --git a/x/ccv/provider/keeper/keymap.go b/x/ccv/provider/keeper/keymap.go
index 08f6d2d369..8ebfdefefc 100644
--- a/x/ccv/provider/keeper/keymap.go
+++ b/x/ccv/provider/keeper/keymap.go
@@ -427,7 +427,7 @@ func (e *KeyMap) InternalInvariants() bool {
 
 type KeyMapStore struct {
 	Store   sdk.KVStore
-	ChainID ChainID
+	ChainID string
 }
 
 func (s *KeyMapStore) SetPcaToCk(k ProviderConsAddr, v ConsumerPubKey) {