diff --git a/platformio/debug/helpers.py b/platformio/debug/helpers.py
index a412ad5e..fc6e0116 100644
--- a/platformio/debug/helpers.py
+++ b/platformio/debug/helpers.py
@@ -92,7 +92,7 @@ def has_debug_symbols(prog_path):
         b".debug_abbrev": False,
         b" -Og": False,
         b" -g": False,
-        b"__PLATFORMIO_BUILD_DEBUG__": False,
+        # b"__PLATFORMIO_BUILD_DEBUG__": False,
     }
     with open(prog_path, "rb") as fp:
         last_data = b""