diff --git a/shared-data/labware/definitions/3/usascientific_12_reservoir_22ml/2.json b/shared-data/labware/definitions/3/usascientific_12_reservoir_22ml/2.json
index 7dafd087099..1a9c15e674a 100644
--- a/shared-data/labware/definitions/3/usascientific_12_reservoir_22ml/2.json
+++ b/shared-data/labware/definitions/3/usascientific_12_reservoir_22ml/2.json
@@ -204,14 +204,22 @@
   "innerLabwareGeometry": {
     "cuboidalWell": {
       "sections": [
+        {
+          "shape": "conical",
+          "bottomDiameter": 1.95,
+          "topDiameter": 8.1,
+          "topHeight": 3.2,
+          "bottomHeight": 0,
+          "yCount": 8
+        },
         {
           "shape": "squaredcone",
           "bottomCrossSection": "circular",
-          "circleDiameter": 0.01,
+          "circleDiameter": 8.1,
           "rectangleXDimension": 8.1,
           "rectangleYDimension": 8.9688,
-          "topHeight": 4.1,
-          "bottomHeight": 0.0,
+          "topHeight": 3.94,
+          "bottomHeight": 3.2,
           "yCount": 8
         },
         {
@@ -221,7 +229,7 @@
           "bottomXDimension": 7.98,
           "bottomYDimension": 70.98,
           "topHeight": 41.75,
-          "bottomHeight": 4.1
+          "bottomHeight": 3.94
         }
       ]
     }