diff --git a/builder/frameworks/espidf.py b/builder/frameworks/espidf.py
index 247a565..9b9db48 100644
--- a/builder/frameworks/espidf.py
+++ b/builder/frameworks/espidf.py
@@ -556,11 +556,8 @@ def generate_project_ld_script(sdk_config, ignore_targets=None):
 def prepare_build_envs(config, default_env):
     build_envs = []
     target_compile_groups = config.get("compileGroups")
-    is_build_type_debug = (
-        set(["__debug", "sizedata"]) & set(COMMAND_LINE_TARGETS)
-        or default_env.GetProjectOption("build_type") == "debug"
-    )
 
+    is_build_type_debug = "debug" in env.GetBuildType()
     for cg in target_compile_groups:
         includes = []
         sys_includes = []