diff --git a/base/runtime/heap_allocator.odin b/base/runtime/heap_allocator.odin
index 7347696f4..4b04dffef 100644
--- a/base/runtime/heap_allocator.odin
+++ b/base/runtime/heap_allocator.odin
@@ -40,7 +40,6 @@ heap_allocator_proc :: proc(allocator_data: rawptr, mode: Allocator_Mode,
 
 		ptr := uintptr(aligned_mem)
 		aligned_ptr := (ptr + uintptr(a)-1) & ~(uintptr(a)-1)
-		diff := int(aligned_ptr - ptr)
 		if allocated_mem == nil {
 			aligned_free(old_ptr)
 			aligned_free(allocated_mem)