diff --git a/tools/platformio-build-esp32.py b/tools/platformio-build-esp32.py
index 33153b92..d9a6085b 100644
--- a/tools/platformio-build-esp32.py
+++ b/tools/platformio-build-esp32.py
@@ -99,7 +99,8 @@ env.Append(
         "-u", "newlib_include_heap_impl",
         "-u", "newlib_include_syscalls_impl",
         "-u", "newlib_include_pthread_impl",
-        "-u", "__cxa_guard_dummy"
+        "-u", "__cxa_guard_dummy",
+        "-Wl,-Map=" + os.path.join("$BUILD_DIR", os.path.basename(env.subst("${PROJECT_DIR}.map")))
     ],
 
     CPPPATH=[
diff --git a/tools/platformio-build-esp32s2.py b/tools/platformio-build-esp32s2.py
index 0e8b9204..f501fd45 100644
--- a/tools/platformio-build-esp32s2.py
+++ b/tools/platformio-build-esp32s2.py
@@ -94,7 +94,8 @@ env.Append(
         "-u", "newlib_include_heap_impl",
         "-u", "newlib_include_syscalls_impl",
         "-u", "newlib_include_pthread_impl",
-        "-u", "__cxa_guard_dummy"
+        "-u", "__cxa_guard_dummy",
+        "-Wl,-Map=" + os.path.join("$BUILD_DIR", os.path.basename(env.subst("${PROJECT_DIR}.map")))
     ],
 
     CPPPATH=[