diff --git a/llama.cpp b/llama.cpp
index f444642400f89..da1175721c889 100644
--- a/llama.cpp
+++ b/llama.cpp
@@ -2462,7 +2462,6 @@ struct llama_model_loader {
         // unmap offloaded tensors and metadata
         if (use_mmap && mapping) {
             mapping->unmap_fragment(0, mmap_first);
-            mapping->unmap_fragment(mmap_last, mmap_last);
             mapping->unmap_fragment(mmap_last, mapping->size);
         }