diff --git a/platformio/package/manifest/parser.py b/platformio/package/manifest/parser.py
index 720d4ea3..193fbde1 100644
--- a/platformio/package/manifest/parser.py
+++ b/platformio/package/manifest/parser.py
@@ -384,8 +384,6 @@ class LibraryJsonManifestParser(BaseManifestParser):
                     for k, v in dependency.items():
                         if k not in ("platforms", "frameworks", "authors"):
                             continue
-                        if "*" in v:
-                            del raw[i][k]
                         raw[i][k] = util.items_to_list(v)
                 else:
                     raw[i] = {"name": dependency}
diff --git a/tests/package/test_manifest.py b/tests/package/test_manifest.py
index cef5900d..332cb7b5 100644
--- a/tests/package/test_manifest.py
+++ b/tests/package/test_manifest.py
@@ -83,7 +83,7 @@ def test_library_json_parser():
     },
     "dependencies": [
         {"name": "deps1", "version": "1.0.0"},
-        {"name": "@owner/deps2", "version": "1.0.0", "platforms": "atmelavr, espressif32", "frameworks": "arduino, espidf"},
+        {"name": "@owner/deps2", "version": "1.0.0", "platforms": "*", "frameworks": "arduino, espidf"},
         {"name": "deps3", "version": "1.0.0", "platforms": ["ststm32", "sifive"]}
     ]
 }
@@ -101,7 +101,7 @@ def test_library_json_parser():
                 {
                     "name": "@owner/deps2",
                     "version": "1.0.0",
-                    "platforms": ["atmelavr", "espressif32"],
+                    "platforms": ["*"],
                     "frameworks": ["arduino", "espidf"],
                 },
                 {"name": "deps1", "version": "1.0.0"},