diff --git a/internal/hierarchy/hierarchy.go b/internal/hierarchy/hierarchy.go
index 4a70f60..6a7a2ad 100644
--- a/internal/hierarchy/hierarchy.go
+++ b/internal/hierarchy/hierarchy.go
@@ -302,7 +302,6 @@ var selectorKeys = []string{
 	"accessibilityText",
 	"aria-label",
 	"ariaLabel",
-	"bounds",
 	"checked",
 	"class",
 	"className",
diff --git a/internal/hierarchy/hierarchy_test.go b/internal/hierarchy/hierarchy_test.go
index 34ace6b..02e6bd5 100644
--- a/internal/hierarchy/hierarchy_test.go
+++ b/internal/hierarchy/hierarchy_test.go
@@ -690,6 +690,31 @@ func TestTestTagStillReachesTheIdentifierKeys(t *testing.T) {
 	}
 }
 
+// bounds is a raw driver attribute rather than a cross-platform key: every dump
+// writes the rectangle out as a string and no DOM element carries an attribute
+// of that name, so the key resolved here and matched nothing on web on every
+// page there is, with no unknown-key error to say so and no mapping to invent
+// for it. Off the accepted list the web runtime raises that error, and the
+// escape hatch for an attribute the tree carries is what keeps it resolving
+// where a producer writes it.
+func TestBoundsIsAReachableRawAttributeAndNotAnAcceptedKey(t *testing.T) {
+	if slices.Contains(SelectorKeys(), "bounds") {
+		t.Error("bounds names no fact a DOM carries, so it cannot be a cross-platform key")
+	}
+	tree, _ := Parse(androidAttrDump)
+	selector := Selector{Filters: []AttrFilter{{Attr: "bounds", Value: "[0,0,1080,200]"}}}
+	if unknown := tree.UnknownSelectorKeys(selector); len(unknown) != 0 {
+		t.Errorf("bounds is an attribute this dump carries, got unknown %v", unknown)
+	}
+	node := tree.FindBySelector(selector)
+	if node == nil {
+		t.Fatal("expected bounds to match the raw attribute the dump writes")
+	}
+	if node.ResourceID != "com.app:id/row1" {
+		t.Fatalf("bounds matched %q, want row1", node.ResourceID)
+	}
+}
+
 func TestContentDescAliasOnIOS(t *testing.T) {
 	tree, _ := Parse(iosAttrDump)
 	el := tree.Find("content-desc:Close")
diff --git a/pkg/spec/src/web-runtime.ts b/pkg/spec/src/web-runtime.ts
index a8b5764..fbd609b 100644
--- a/pkg/spec/src/web-runtime.ts
+++ b/pkg/spec/src/web-runtime.ts
@@ -248,7 +248,6 @@ const SELECTOR_KEYS: readonly string[] = [
   "accessibilityText",
   "aria-label",
   "ariaLabel",
-  "bounds",
   "checked",
   "class",
   "className",
diff --git a/pkg/spec/test/fixtures/selector-keys.json b/pkg/spec/test/fixtures/selector-keys.json
index 47ebb39..30628da 100644
--- a/pkg/spec/test/fixtures/selector-keys.json
+++ b/pkg/spec/test/fixtures/selector-keys.json
@@ -5,7 +5,6 @@
     "accessibilityText",
     "aria-label",
     "ariaLabel",
-    "bounds",
     "checked",
     "class",
     "className",
@@ -41,5 +40,5 @@
   "unknownKeyExample": [
     "descripton"
   ],
-  "unknownKeyMessage": "selector key \"descripton\" cannot match: no element carries that attribute, and it is not one of the accepted keys: accessibilityIdentifier, accessibilityLabel, accessibilityText, aria-label, ariaLabel, bounds, checked, class, className, clickable, content-desc, contentDescription, data-testid, desc, descPrefix, editable, elementType, enabled, focused, hintText, id, idPrefix, identifier, label, package, placeholder, placeholderValue, resource-id, scrollable, secure, selected, tag, testID, testTag, text, title, value"
+  "unknownKeyMessage": "selector key \"descripton\" cannot match: no element carries that attribute, and it is not one of the accepted keys: accessibilityIdentifier, accessibilityLabel, accessibilityText, aria-label, ariaLabel, checked, class, className, clickable, content-desc, contentDescription, data-testid, desc, descPrefix, editable, elementType, enabled, focused, hintText, id, idPrefix, identifier, label, package, placeholder, placeholderValue, resource-id, scrollable, secure, selected, tag, testID, testTag, text, title, value"
 }
diff --git a/pkg/spec/test/web-runtime.test.ts b/pkg/spec/test/web-runtime.test.ts
index caa56c9..8ac8541 100644
--- a/pkg/spec/test/web-runtime.test.ts
+++ b/pkg/spec/test/web-runtime.test.ts
@@ -597,6 +597,27 @@ test("selectorFromObject accepts a raw attribute the page carries", () => {
   });
 });
 
+// bounds is a raw driver attribute rather than a cross-platform key: every
+// native dump writes the rectangle out as a string and no DOM element carries an
+// attribute of that name, so the key resolved against the dump and matched
+// nothing here on every page there is. Being on the accepted list is what kept
+// that silent, and no mapping can be invented for it. Off the list it raises the
+// unknown-key error here, and it still resolves wherever a producer writes it,
+// through the escape hatch every other raw attribute uses.
+test("bounds is a raw attribute rather than an accepted key", () => {
+  assert.equal(__testing__.SELECTOR_KEYS.includes("bounds"), false);
+  withDocumentCarrying([], () => {
+    assert.throws(
+      () => selectorFromObject({ bounds: "[0,0,120,40]" }),
+      (error: Error) =>
+        error.message.includes('"bounds"') && error.message.includes("accepted keys"),
+    );
+  });
+  withDocumentCarrying(["bounds"], () => {
+    assert.doesNotThrow(() => selectorFromObject({ bounds: "[0,0,120,40]" }));
+  });
+});
+
 // The string form's kind space stays open on both sides: "<attr>:<value>" is
 // the documented way to reach a raw driver attribute, and internal/hierarchy
 // resolves an unknown kind to an empty result rather than an error.