diff --git a/libraries/mbed/vendor/STM/options.json b/libraries/mbed/vendor/STM/options.json
new file mode 100644
index 0000000000..4d80b3aefa
--- /dev/null
+++ b/libraries/mbed/vendor/STM/options.json
@@ -0,0 +1,10 @@
+{
+    "objects": [
+        "core_cm4.o",
+        "core_cm4_simd.o"
+
+        "system_stm32f4xxo",
+
+        "startup_startup_STM32F40x.o",
+    ]
+}