diff --git a/platformio/package/manifest/schema.py b/platformio/package/manifest/schema.py
index 3502550a..e19e6f25 100644
--- a/platformio/package/manifest/schema.py
+++ b/platformio/package/manifest/schema.py
@@ -153,7 +153,9 @@ class ManifestSchema(BaseSchema):
         required=True,
         validate=[
             validate.Length(min=1, max=100),
-            validate.Regexp(r"^[^:/]+$", error="The next chars [:/] are not allowed"),
+            validate.Regexp(
+                r"^[^:;/,@\<\>]+$", error="The next chars [:;/,@<>] are not allowed"
+            ),
         ],
     )
     version = fields.Str(required=True, validate=validate.Length(min=1, max=50))