diff --git a/lib/spack/spack/package.py b/lib/spack/spack/package.py
index 2f63af1377..82457674b3 100644
--- a/lib/spack/spack/package.py
+++ b/lib/spack/spack/package.py
@@ -2658,14 +2658,14 @@ def test_process(pkg, kwargs):
 
 class BundlePackage(PackageBase):
     """General purpose bundle, or no-code, package class."""
-    #: There are no phases by default but the property is required to support
-    #: post-install hooks (e.g., for module generation).
+    # There are no phases by default but the property is required to support
+    # post-install hooks (e.g., for module generation).
     phases = []  # type: List[str]
-    #: This attribute is used in UI queries that require to know which
-    #: build-system class we are using
+    # This attribute is used in UI queries that require to know which
+    # build-system class we are using
     build_system_class = 'BundlePackage'
 
-    #: Bundle packages do not have associated source or binary code.
+    # Bundle packages do not have associated source or binary code.
     has_code = False