diff --git a/crates/horizon-client/src/gfx/pack_uniforms.rs b/crates/horizon-client/src/gfx/pack_uniforms.rs
index c4df4377b..8f5f1a2de 100644
--- a/crates/horizon-client/src/gfx/pack_uniforms.rs
+++ b/crates/horizon-client/src/gfx/pack_uniforms.rs
@@ -399,7 +399,8 @@ impl FrameUniforms {
                 _ => Value::i(&[0]),
             }
         };
-        self.values = NAMES.iter().map(|n| value(n)).collect();
+        self.values.clear();
+        self.values.extend(NAMES.iter().map(|n| value(n)));
         self.frame = (self.frame + 1) % 720_720;
     }