diff --git a/gguf-llama.cpp b/gguf-llama.cpp
index cf2c56955..defe26fe0 100644
--- a/gguf-llama.cpp
+++ b/gguf-llama.cpp
@@ -778,8 +778,7 @@ struct gguf_file_saver {
         }
         
         write_tensor_info(tensor);
-        // file.write_raw(new_data);
-        GGML_UNUSED(new_data);
+        file.write_raw(new_data, new_size);
         size_t padded_size = GGML_PAD(new_size, GGUF_DEFAULT_ALIGNMENT); // TODO: handle custom alignment
         size_t pad = padded_size - new_size;
         file.write_zeros(pad);
diff --git a/gguf-util.h b/gguf-util.h
index 0964e6d02..17f9dc968 100644
--- a/gguf-util.h
+++ b/gguf-util.h
@@ -123,6 +123,10 @@ struct gguf_file {
         return fwrite((const char *) &val, sizeof(val), 1, fp);
     }
 
+    void write_raw(const void * data, size_t size) {
+        fwrite(data, size, 1, fp);
+    }
+
     template<typename T>
     void write_val(const std::string & key, enum gguf_type type, const T & val) {
         write_str(key);