diff --git a/google/cloud/tasks_v2/types/target.py b/google/cloud/tasks_v2/types/target.py
index c1e1858c..97da420b 100644
--- a/google/cloud/tasks_v2/types/target.py
+++ b/google/cloud/tasks_v2/types/target.py
@@ -120,8 +120,8 @@ class HttpRequest(proto.Message):
                [HttpRequest.url][google.cloud.tasks.v2.HttpRequest.url].
             -  Content-Length: This will be computed by Cloud Tasks.
             -  User-Agent: This will be set to ``"Google-Cloud-Tasks"``.
-            -  X-Google-\*: Google use only.
-            -  X-AppEngine-\*: Google use only.
+            -  ``X-Google-*``: Google use only.
+            -  ``X-AppEngine-*``: Google use only.
 
             ``Content-Type`` won't be set by Cloud Tasks. You can
             explicitly set ``Content-Type`` to a media type when the
@@ -303,8 +303,8 @@ class AppEngineHttpRequest(proto.Message):
             The headers below cannot be set or overridden:
 
             -  ``Host``
-            -  ``X-Google-\*``
-            -  ``X-AppEngine-\*``
+            -  ``X-Google-*``
+            -  ``X-AppEngine-*``
 
             In addition, Cloud Tasks sets some headers when the task is
             dispatched, such as headers containing information about the
diff --git a/google/cloud/tasks_v2beta2/types/target.py b/google/cloud/tasks_v2beta2/types/target.py
index 5d61df4d..37be027f 100644
--- a/google/cloud/tasks_v2beta2/types/target.py
+++ b/google/cloud/tasks_v2beta2/types/target.py
@@ -251,8 +251,8 @@ class AppEngineHttpRequest(proto.Message):
             The headers below cannot be set or overridden:
 
             -  ``Host``
-            -  ``X-Google-\*``
-            -  ``X-AppEngine-\*``
+            -  ``X-Google-*``
+            -  ``X-AppEngine-*``
 
             In addition, Cloud Tasks sets some headers when the task is
             dispatched, such as headers containing information about the
diff --git a/google/cloud/tasks_v2beta3/types/target.py b/google/cloud/tasks_v2beta3/types/target.py
index 9f0e5e44..36dbb3c1 100644
--- a/google/cloud/tasks_v2beta3/types/target.py
+++ b/google/cloud/tasks_v2beta3/types/target.py
@@ -154,8 +154,8 @@ class HttpRequest(proto.Message):
                [HttpRequest.url][google.cloud.tasks.v2beta3.HttpRequest.url].
             -  Content-Length: This will be computed by Cloud Tasks.
             -  User-Agent: This will be set to ``"Google-Cloud-Tasks"``.
-            -  X-Google-\*: Google use only.
-            -  X-AppEngine-\*: Google use only.
+            -  ``X-Google-*``: Google use only.
+            -  ``X-AppEngine-*``: Google use only.
 
             ``Content-Type`` won't be set by Cloud Tasks. You can
             explicitly set ``Content-Type`` to a media type when the
@@ -373,8 +373,8 @@ class AppEngineHttpRequest(proto.Message):
             The headers below cannot be set or overridden:
 
             -  ``Host``
-            -  ``X-Google-\*``
-            -  ``X-AppEngine-\*``
+            -  ``X-Google-*``
+            -  ``X-AppEngine-*``
 
             In addition, Cloud Tasks sets some headers when the task is
             dispatched, such as headers containing information about the
diff --git a/owlbot.py b/owlbot.py
index b85eed05..669f3985 100644
--- a/owlbot.py
+++ b/owlbot.py
@@ -26,23 +26,6 @@
 default_version = "v2"
 
 for library in s.get_staging_dirs(default_version):
-    # Fix docstring.
-    s.replace(library / "google/cloud/*/types/target.py", "X-Google-\*", "X-Google-\\*")
-    s.replace(library / "google/cloud/*/types/target.py", "X-AppEngine-\*", "X-AppEngine-\\*")
-
-    # Comment out broken assertion in unit test
-    # https://github.com/googleapis/gapic-generator-python/issues/897
-    s.replace(
-        library / "tests/**/test_cloud_tasks.py",
-        "assert args\[0\]\.lease_duration == duration_pb2\.Duration\(seconds=751\)",
-        "# assert args[0].lease_duration == duration_pb2.Duration(seconds=751)"
-    )
-    s.replace(
-        library / "tests/**/test_cloud_tasks.py",
-        "assert args\[0\].schedule_time == timestamp_pb2\.Timestamp\(seconds=751\)",
-        "# assert args[0].schedule_time == timestamp_pb2.Timestamp(seconds=751)"
-    )
-
     excludes = ["README.rst", "setup.py", "nox*.py", "docs/index.rst", "*.tar.gz"]
     s.copy(library, excludes=excludes)