diff --git a/cave_data/1623-2025-LB-00.html b/cave_data/1623-2025-LB-00.html
index 2c6a22236..62d2c70cd 100644
--- a/cave_data/1623-2025-LB-00.html
+++ b/cave_data/1623-2025-LB-00.html
@@ -17,7 +17,7 @@ the form documented at
 
 <cave>
 <non_public>False</non_public>
-<unexplored>True</unexplored>
+<unexplored>False</unexplored>
 
 <official_name>Sisyphus Cave</official_name>
 <area>1623</area>