diff --git a/spice/enums.h b/spice/enums.h
index 57d8f3b..1936bdf 100644
--- a/spice/enums.h
+++ b/spice/enums.h
@@ -415,6 +415,9 @@ enum {
     SPICE_MSG_MAIN_NAME,
     SPICE_MSG_MAIN_UUID,
     SPICE_MSG_MAIN_AGENT_CONNECTED_TOKENS,
+    SPICE_MSG_MAIN_MIGRATE_BEGIN_SEAMLESS,
+    SPICE_MSG_MAIN_MIGRATE_DST_SEAMLESS_ACK,
+    SPICE_MSG_MAIN_MIGRATE_DST_SEAMLESS_NACK,
 
     SPICE_MSG_END_MAIN
 };
@@ -429,6 +432,8 @@ enum {
     SPICE_MSGC_MAIN_AGENT_DATA,
     SPICE_MSGC_MAIN_AGENT_TOKEN,
     SPICE_MSGC_MAIN_MIGRATE_END,
+    SPICE_MSGC_MAIN_MIGRATE_DST_DO_SEAMLESS,
+    SPICE_MSGC_MAIN_MIGRATE_CONNECTED_SEAMLESS,
 
     SPICE_MSGC_END_MAIN
 };
diff --git a/spice/protocol.h b/spice/protocol.h
index 108f044..b46861a 100644
--- a/spice/protocol.h
+++ b/spice/protocol.h
@@ -121,6 +121,7 @@ enum {
     SPICE_MAIN_CAP_SEMI_SEAMLESS_MIGRATE,
     SPICE_MAIN_CAP_NAME_AND_UUID,
     SPICE_MAIN_CAP_AGENT_CONNECTED_TOKENS,
+    SPICE_MAIN_CAP_SEAMLESS_MIGRATE,
 };
 
 enum {