diff --git a/datapacks/omegaflowey/data/omegaflowey.main/function/summit/room/setup.mcfunction b/datapacks/omegaflowey/data/omegaflowey.main/function/summit/room/setup.mcfunction
index b3926f94f..0102e3c85 100644
--- a/datapacks/omegaflowey/data/omegaflowey.main/function/summit/room/setup.mcfunction
+++ b/datapacks/omegaflowey/data/omegaflowey.main/function/summit/room/setup.mcfunction
@@ -3,3 +3,11 @@ function omegaflowey.entity:decorative/remove
 function omegaflowey.main:summit/room/cave/setup
 function omegaflowey.main:summit/room/outside/setup
 function omegaflowey.main:summit/room/pit/setup
+
+# Tag all decorative entities the summit-required decoration tag
+# NOTE: TAG_SUMMIT_HARDCODED_GLOBAL_VOLUME
+tag @e[\
+  x=-186, dx=91, y=12, dy=93, z=12, dz=95, \
+  tag=decorative, \
+  tag=omega-flowey-remastered \
+] add summit.booth_decoration