diff --git a/src/alloc.rs b/src/alloc.rs
index 780a1e15..1e9a9002 100644
--- a/src/alloc.rs
+++ b/src/alloc.rs
@@ -59,7 +59,7 @@ pub unsafe fn dealloc(ptr: *mut u8, layout: Layout) {
 /// Unsafe.
 pub unsafe fn realloc(ptr: *mut u8, layout: Layout, new_size: usize) -> *mut u8 {
     // debug_trace!("realloc({:p}, {:?}, {}) -> {:p}", ptr, layout, new_size, ptr);
-    if layout.align() > 0x1000 || new_size > 0x1000 || layout.size() > 0x1000 {
+    if layout.align() > 0x1000 {
         sys::debug_trace("rt::realloc() invalid align/size/new_size");
         loop {}
     }