diff --git a/data/json/vehicleparts/vehicle_parts.json b/data/json/vehicleparts/vehicle_parts.json
index da53bb6b6eea2..0f254e78fbc28 100644
--- a/data/json/vehicleparts/vehicle_parts.json
+++ b/data/json/vehicleparts/vehicle_parts.json
@@ -3550,13 +3550,14 @@
     "damage_modifier": 80,
     "durability": 320,
     "description": "A rotating, universal mount for a weapon.  If your hands are empty, you can stand next to a turret mount and 'f'ire the weapon by selecting the tile.",
+    "folded_volume": "2500 ml",
     "item": "turret_mount",
     "requirements": {
       "install": { "skills": [ [ "mechanics", 1 ] ], "time": "20 m", "using": [ [ "welding_standard", 10 ] ] },
       "removal": { "skills": [ [ "mechanics", 1 ] ], "time": "10 m", "using": "vehicle_weld_removal" },
       "repair": { "skills": [ [ "mechanics", 1 ] ], "time": "5 m", "using": [ [ "welding_standard", 5 ] ] }
     },
-    "flags": [ "TURRET_MOUNT" ],
+    "flags": [ "TURRET_MOUNT", "FOLDABLE" ],
     "breaks_into": [ { "item": "scrap", "count": [ 1, 4 ] } ],
     "damage_reduction": { "all": 54 }
   },