diff --git a/src/mapleall/maple_driver/defs/default/O0_options_ld.def b/src/mapleall/maple_driver/defs/default/O0_options_ld.def
deleted file mode 100644
index 9e26dfeeb6e641a33dae4961196235bdb965b21b..0000000000000000000000000000000000000000
--- a/src/mapleall/maple_driver/defs/default/O0_options_ld.def
+++ /dev/null
@@ -1 +0,0 @@
-{}
\ No newline at end of file
diff --git a/src/mapleall/maple_driver/defs/default/aarch64_linux_gnu_ld.def b/src/mapleall/maple_driver/defs/default/aarch64_linux_gnu_ld.def
new file mode 100644
index 0000000000000000000000000000000000000000..87c49428697e4d1bff8deefed652a0f69c1c1ad5
--- /dev/null
+++ b/src/mapleall/maple_driver/defs/default/aarch64_linux_gnu_ld.def
@@ -0,0 +1,21 @@
+{"--sysroot", "/tools/gcc-linaro-7.5.0/aarch64-linux-gnu/libc", true},
+{"-Bstatic", "", false},
+{"-EL", "", false},
+{"-maarch64linux", "", false},
+{"/tools/gcc-linaro-7.5.0/aarch64-linux-gnu/libc/usr/lib/crt1.o", "", true},
+{"/tools/gcc-linaro-7.5.0/aarch64-linux-gnu/libc/usr/lib/crti.o", "", true},
+{"/tools/gcc-linaro-7.5.0/lib/gcc/aarch64-linux-gnu/7.5.0/crtbeginT.o", "", true},
+{"-L", "/tools/gcc-linaro-7.5.0/lib/gcc/aarch64-linux-gnu/7.5.0", true},
+{"-L", "/tools/gcc-linaro-7.5.0/lib/gcc/aarch64-linux-gnu", true},
+{"-L", "/tools/gcc-linaro-7.5.0/lib/gcc", true},
+{"-L", "/tools/gcc-linaro-7.5.0/aarch64-linux-gnu/lib64", true},
+{"-L", "/tools/gcc-linaro-7.5.0/lib", true},
+{"-L", "/tools/gcc-linaro-7.5.0/aarch64-linux-gnu/libc/lib", true},
+{"-L", "/tools/gcc-linaro-7.5.0/aarch64-linux-gnu/libc/usr/lib", true},
+{"--start-group", "", false},
+{"-lgcc", "", false},
+{"-lgcc_eh", "", false},
+{"-lc", "", false},
+{"--end-group", "", false},
+{"/tools/gcc-linaro-7.5.0/lib/gcc/aarch64-linux-gnu/7.5.0/crtend.o", "", true},
+{"/tools/gcc-linaro-7.5.0/aarch64-linux-gnu/libc/usr/lib/crtn.o", "", true},
\ No newline at end of file
diff --git a/src/mapleall/maple_driver/defs/default_options.def b/src/mapleall/maple_driver/defs/default_options.def
index b923ab1fe2f12b0f8378087a96a4c854fd187fcd..5a73cd8f9af6fce196396d6e9006fe6fcca714bf 100644
--- a/src/mapleall/maple_driver/defs/default_options.def
+++ b/src/mapleall/maple_driver/defs/default_options.def
@@ -122,7 +122,7 @@ static MplOption kAsDefaultOptions[] = {
 };
 // O0 ld options
 static MplOption kLdDefaultOptions[] = {
-#include "default/O0_options_ld.def"
+#include "default/aarch64_linux_gnu_ld.def"
 };
 }  // namespace maple
 #endif  // MAPLE_DRIVER_INCLUDE_DEFAULT_OPTIONS_H
diff --git a/src/mapleall/maple_driver/src/ld_compiler.cpp b/src/mapleall/maple_driver/src/ld_compiler.cpp
index 2b54bf739f4b1c35c8ff8c8584fe6bfccf5fb78d..f0e0407b4ad666e3f7b38cea46b35252e32b7583 100644
--- a/src/mapleall/maple_driver/src/ld_compiler.cpp
+++ b/src/mapleall/maple_driver/src/ld_compiler.cpp
@@ -27,7 +27,7 @@ std::string LdCompiler::GetBinPath(const MplOptions&) const {
 
 // TODO: Required to use ld instead of gcc; ld will be implemented later
 const std::string &LdCompiler::GetBinName() const {
-  return kBinNameGcc;
+  return kBinNameLd;
 }
 
 /* the tool name must be the same as exeName field in Descriptor structure */
@@ -44,10 +44,18 @@ DefaultOption LdCompiler::GetDefaultOptions(const MplOptions &options, const Act
   }
 
   for (uint32_t i = 0; i < defaultOptions.length; ++i) {
-    defaultOptions.mplOptions[i].SetValue(
-        FileUtils::AppendMapleRootIfNeeded(defaultOptions.mplOptions[i].GetNeedRootPath(),
-                                           defaultOptions.mplOptions[i].GetValue(),
-                                           options.GetExeFolder()));
+    if (defaultOptions.mplOptions[i].GetNeedRootPath()) {
+      if (defaultOptions.mplOptions[i].GetValue().empty()) {
+        defaultOptions.mplOptions[i].SetKey(FileUtils::SafeGetenv(kMapleRoot) +
+                                            defaultOptions.mplOptions[i].GetKey());
+      }
+      else {
+        defaultOptions.mplOptions[i].SetValue(
+                FileUtils::AppendMapleRootIfNeeded(defaultOptions.mplOptions[i].GetNeedRootPath(),
+                                                   defaultOptions.mplOptions[i].GetValue(),
+                                                   options.GetExeFolder()));
+      }
+    }
   }
   return defaultOptions;
 }