diff --git a/examples/Animometer.cpp b/examples/Animometer.cpp
index da5f091..a9d22ad 100644
--- a/examples/Animometer.cpp
+++ b/examples/Animometer.cpp
@@ -138,7 +138,7 @@
     ubo = device.CreateBuffer(&bufferDesc);
 
     bindGroup =
-        utils::MakeBindGroup(device, bgl, {{0, ubo, 0, kNumTriangles * sizeof(ShaderData)}});
+        utils::MakeBindGroup(device, bgl, {{0, ubo, 0, sizeof(ShaderData)}});
 }
 
 void frame() {