diff --git a/src/validation/Validators.ts b/src/validation/Validators.ts
index 171ce97a..db2c1655 100644
--- a/src/validation/Validators.ts
+++ b/src/validation/Validators.ts
@@ -484,6 +484,27 @@ export class Validators {
       const override = false;
       ExtendedObjectsValidators.register("NGA_gpm", emptyValidator, override);
     }
+
+    // Register an empty validator for MAXAR_content_3tz
+    {
+      const emptyValidator = Validators.createEmptyValidator();
+      const override = false;
+      ExtendedObjectsValidators.register(
+        "MAXAR_content_3tz",
+        emptyValidator,
+        override
+      );
+    }
+    // Register an empty validator for MAXAR_content_geojson
+    {
+      const emptyValidator = Validators.createEmptyValidator();
+      const override = false;
+      ExtendedObjectsValidators.register(
+        "MAXAR_content_geojson",
+        emptyValidator,
+        override
+      );
+    }
     // Register an empty validator for MAXAR_extent
     {
       const emptyValidator = Validators.createEmptyValidator();
@@ -504,6 +525,26 @@ export class Validators {
         override
       );
     }
+    // Register an empty validator for VRICON_class
+    {
+      const emptyValidator = Validators.createEmptyValidator();
+      const override = false;
+      ExtendedObjectsValidators.register(
+        "VRICON_class",
+        emptyValidator,
+        override
+      );
+    }
+    // Register an empty validator for VRICON_grid
+    {
+      const emptyValidator = Validators.createEmptyValidator();
+      const override = false;
+      ExtendedObjectsValidators.register(
+        "VRICON_grid",
+        emptyValidator,
+        override
+      );
+    }
 
     // Register the validator for NGA_gpm
     {