diff --git a/platformio/builder/main.py b/platformio/builder/main.py
index cac5c8fe..5b09ad77 100644
--- a/platformio/builder/main.py
+++ b/platformio/builder/main.py
@@ -219,7 +219,7 @@ if "envdump" in COMMAND_LINE_TARGETS:
     click.echo(env.Dump())
     env.Exit(0)
 
-if "idedata" in COMMAND_LINE_TARGETS:
+if set(["_idedata", "idedata"]) & set(COMMAND_LINE_TARGETS):
     try:
         Import("projenv")
     except:  # pylint: disable=bare-except
diff --git a/platformio/project/helpers.py b/platformio/project/helpers.py
index 7519e34a..38f79617 100644
--- a/platformio/project/helpers.py
+++ b/platformio/project/helpers.py
@@ -155,7 +155,7 @@ def _load_project_ide_data(project_dir, env_names):
     # pylint: disable=import-outside-toplevel
     from platformio.commands.run.command import cli as cmd_run
 
-    args = ["--project-dir", project_dir, "--target", "idedata"]
+    args = ["--project-dir", project_dir, "--target", "_idedata"]
     for name in env_names:
         args.extend(["-e", name])
     result = CliRunner().invoke(cmd_run, args)