diff --git a/source/duke3d/src/gamedef.h b/source/duke3d/src/gamedef.h
index 11b30bca8..d36538736 100644
--- a/source/duke3d/src/gamedef.h
+++ b/source/duke3d/src/gamedef.h
@@ -716,6 +716,7 @@ enum ActorLabel_t
     ACTOR_HTEXTRA,
     ACTOR_HTOWNER,
     ACTOR_HTMOVFLAG,
+    ACTOR_HTUMOVFLAG,
     ACTOR_HTTEMPANG,
     ACTOR_HTSTAYPUT,
     ACTOR_HTDISPICNUM,
diff --git a/source/duke3d/src/gamestructures.cpp b/source/duke3d/src/gamestructures.cpp
index c7f955154..4725f4223 100644
--- a/source/duke3d/src/gamestructures.cpp
+++ b/source/duke3d/src/gamestructures.cpp
@@ -282,6 +282,7 @@ const memberlabel_t ActorLabels[]=
     LABEL_SETUP_UNMATCHED(actor, extra,       "htextra",        ACTOR_HTEXTRA),
     LABEL_SETUP_UNMATCHED(actor, owner,       "htowner",        ACTOR_HTOWNER),
     LABEL_SETUP_UNMATCHED(actor, movflag,     "htmovflag",      ACTOR_HTMOVFLAG),
+    { "htumovflag", ACTOR_HTUMOVFLAG, sizeof(actor[0].movflag) | LABEL_UNSIGNED, 0, offsetof(actor_t, movflag) },
     LABEL_SETUP_UNMATCHED(actor, tempang,     "httempang",      ACTOR_HTTEMPANG),
     LABEL_SETUP_UNMATCHED(actor, stayput,     "htactorstayput", ACTOR_HTSTAYPUT),
     LABEL_SETUP_UNMATCHED(actor, dispicnum,   "htdispicnum",    ACTOR_HTDISPICNUM),