diff --git a/examples/common.cpp b/examples/common.cpp
index 3278a0643..cf4c0ce51 100644
--- a/examples/common.cpp
+++ b/examples/common.cpp
@@ -267,7 +267,6 @@ bool gpt_params_parse(int argc, char ** argv, gpt_params & params) {
                 break;
             }
             params.lora_adapter = argv[i];
-            params.use_mmap = false;
         } else if (arg == "--lora-base") {
             if (++i >= argc) {
                 invalid_param = true;
diff --git a/examples/server/server.cpp b/examples/server/server.cpp
index 2cbfc0018..630b39518 100644
--- a/examples/server/server.cpp
+++ b/examples/server/server.cpp
@@ -820,7 +820,6 @@ static void server_params_parse(int argc, char **argv, server_params &sparams,
                 break;
             }
             params.lora_adapter = argv[i];
-            params.use_mmap = false;
         }
         else if (arg == "--lora-base")
         {
diff --git a/llama-util.h b/llama-util.h
index 042ebe43c..351ee611a 100644
--- a/llama-util.h
+++ b/llama-util.h
@@ -181,7 +181,7 @@ struct llama_mmap {
 #ifdef __linux__
         if (prefetch) { flags |= MAP_POPULATE; }
 #endif
-        addr = mmap(NULL, file->size, PROT_READ, flags, fd, 0);
+        addr = mmap(NULL, file->size, PROT_READ | PROT_WRITE, flags, fd, 0);
         if (addr == MAP_FAILED) {
             throw std::runtime_error(format("mmap failed: %s", strerror(errno)));
         }
@@ -223,7 +223,7 @@ struct llama_mmap {
             throw std::runtime_error(format("CreateFileMappingA failed: %s", llama_format_win_err(error).c_str()));
         }
 
-        addr = MapViewOfFile(hMapping, FILE_MAP_READ, 0, 0, 0);
+        addr = MapViewOfFile(hMapping, FILE_MAP_COPY, 0, 0, 0);
         error = GetLastError();
         CloseHandle(hMapping);