diff --git a/packages/pinball_components/lib/src/components/dino_walls.dart b/packages/pinball_components/lib/src/components/dino_walls.dart
index a5b4dccd..2790ec20 100644
--- a/packages/pinball_components/lib/src/components/dino_walls.dart
+++ b/packages/pinball_components/lib/src/components/dino_walls.dart
@@ -30,10 +30,9 @@ class _DinoTopWall extends BodyComponent with InitialPosition {
           priority: RenderPriority.dinoTopWall,
           children: [_DinoTopWallSpriteComponent()],
         ) {
-    renderBody = true;
+    renderBody = false;
   }
 
-  // TODO(ruimiguel): fix shapes for top wall.
   List<FixtureDef> _createFixtureDefs() {
     final fixturesDef = <FixtureDef>[];
 
@@ -48,8 +47,8 @@ class _DinoTopWall extends BodyComponent with InitialPosition {
     final topCurveShape = BezierCurveShape(
       controlPoints: [
         topStraightShape.vertex1,
-        Vector2(17.4, -26.38),
-        Vector2(25.5, -20.7),
+        Vector2(18.8, -27),
+        Vector2(26.6, -21),
       ],
     );
     fixturesDef.add(FixtureDef(topCurveShape));
@@ -66,8 +65,8 @@ class _DinoTopWall extends BodyComponent with InitialPosition {
     final bottomCurveShape = BezierCurveShape(
       controlPoints: [
         middleCurveShape.vertices.last,
-        Vector2(21.5, -15.8),
-        Vector2(25.8, -14.8),
+        Vector2(23, -15),
+        Vector2(27, -15),
       ],
     );
     fixturesDef.add(FixtureDef(bottomCurveShape));
diff --git a/packages/pinball_components/test/src/components/golden/boundaries.png b/packages/pinball_components/test/src/components/golden/boundaries.png
index 192d41b2..dbb7754e 100644
Binary files a/packages/pinball_components/test/src/components/golden/boundaries.png and b/packages/pinball_components/test/src/components/golden/boundaries.png differ
diff --git a/packages/pinball_components/test/src/components/golden/dino-walls.png b/packages/pinball_components/test/src/components/golden/dino-walls.png
index 945d8376..5956b43b 100644
Binary files a/packages/pinball_components/test/src/components/golden/dino-walls.png and b/packages/pinball_components/test/src/components/golden/dino-walls.png differ
diff --git a/pubspec.lock b/pubspec.lock
index 31aed6af..1a502f37 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -7,14 +7,14 @@ packages:
       name: _fe_analyzer_shared
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "39.0.0"
+    version: "31.0.0"
   analyzer:
     dependency: transitive
     description:
       name: analyzer
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "4.0.0"
+    version: "2.8.0"
   args:
     dependency: transitive
     description:
@@ -71,6 +71,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.3.1"
+  cli_util:
+    dependency: transitive
+    description:
+      name: cli_util
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.3.5"
   clock:
     dependency: transitive
     description:
@@ -314,7 +321,7 @@ packages:
       name: js
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.6.4"
+    version: "0.6.3"
   json_annotation:
     dependency: transitive
     description:
@@ -349,7 +356,7 @@ packages:
       name: material_color_utilities
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.4"
+    version: "0.1.3"
   meta:
     dependency: transitive
     description:
@@ -412,7 +419,7 @@ packages:
       name: path
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.1"
+    version: "1.8.0"
   path_provider:
     dependency: transitive
     description:
@@ -585,7 +592,7 @@ packages:
       name: source_span
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.8.2"
+    version: "1.8.1"
   stack_trace:
     dependency: transitive
     description:
@@ -627,21 +634,21 @@ packages:
       name: test
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.21.1"
+    version: "1.19.5"
   test_api:
     dependency: transitive
     description:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.4.9"
+    version: "0.4.8"
   test_core:
     dependency: transitive
     description:
       name: test_core
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.4.13"
+    version: "0.4.9"
   typed_data:
     dependency: transitive
     description:
@@ -662,7 +669,7 @@ packages:
       name: vector_math
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.2"
+    version: "2.1.1"
   very_good_analysis:
     dependency: "direct dev"
     description: