diff --git a/schema/definitions/0.8.0/schema/fmu_results.json b/schema/definitions/0.8.0/schema/fmu_results.json
index a66636e23..fe9cc24d0 100644
--- a/schema/definitions/0.8.0/schema/fmu_results.json
+++ b/schema/definitions/0.8.0/schema/fmu_results.json
@@ -6,6 +6,7 @@
     "data.bbox",
     "data.content",
     "data.format",
+    "data.geometry",
     "data.grid_model",
     "data.is_observation",
     "data.is_prediction",
diff --git a/src/fmu/dataio/_model/root.py b/src/fmu/dataio/_model/root.py
index 985fcf1a1..a5b1cc44d 100644
--- a/src/fmu/dataio/_model/root.py
+++ b/src/fmu/dataio/_model/root.py
@@ -254,6 +254,7 @@ def dump() -> dict:
                     "data.bbox",
                     "data.content",
                     "data.format",
+                    "data.geometry",
                     "data.grid_model",
                     "data.is_observation",
                     "data.is_prediction",