diff --git a/crates/uv/src/bin/uv.rs b/crates/uv/src/bin/uv.rs
index 5405d75c3..261618ca8 100644
--- a/crates/uv/src/bin/uv.rs
+++ b/crates/uv/src/bin/uv.rs
@@ -1,5 +1,6 @@
 // Don't optimize the alloc crate away due to it being otherwise unused.
 // https://github.com/rust-lang/rust/issues/64402
+#[cfg(feature = "performance-memory-allocator")]
 extern crate uv_performance_memory_allocator;
 
 use std::process::ExitCode;