diff --git a/proto/keystore_api/v1/keystore.proto b/proto/keystore_api/v1/keystore.proto
index ace8fe62..0c01fa5c 100644
--- a/proto/keystore_api/v1/keystore.proto
+++ b/proto/keystore_api/v1/keystore.proto
@@ -7,6 +7,7 @@ import "message_contents/ciphertext.proto";
 import "message_contents/conversation_reference.proto";
 import "message_contents/invitation.proto";
 import "message_contents/private_key.proto";
+import "message_contents/private_preferences.proto";
 import "message_contents/public_key.proto";
 
 option go_package = "github.com/xmtp/proto/v3/go/keystore_api/v1";
@@ -314,3 +315,8 @@ message GetConversationHmacKeysResponse {
   }
   map<string, HmacKeys> hmac_keys = 1;
 }
+
+// A mapping of message hashes to their private preferences action
+message PrivatePreferencesActionMap {
+  map<string, xmtp.message_contents.PrivatePreferencesAction> actions = 1;
+}