diff --git a/.github/.OwlBot.lock.yaml b/.github/.OwlBot.lock.yaml
index da616c91..cc49c6a3 100644
--- a/.github/.OwlBot.lock.yaml
+++ b/.github/.OwlBot.lock.yaml
@@ -1,3 +1,3 @@
 docker:
   image: gcr.io/repo-automation-bots/owlbot-python:latest
-  digest: sha256:c66ba3c8d7bc8566f47df841f98cd0097b28fff0b1864c86f5817f4c8c3e8600
+  digest: sha256:b6169fc6a5207b11800a7c002d0c5c2bc6d82697185ca12e666f44031468cfcd
diff --git a/CONTRIBUTING.rst b/CONTRIBUTING.rst
index 76d88dce..e2991bb4 100644
--- a/CONTRIBUTING.rst
+++ b/CONTRIBUTING.rst
@@ -69,7 +69,6 @@ We use `nox <https://nox.readthedocs.io/en/latest/>`__ to instrument our tests.
 
 - To test your changes, run unit tests with ``nox``::
 
-    $ nox -s unit-2.7
     $ nox -s unit-3.8
     $ ...
 
@@ -144,7 +143,6 @@ Running System Tests
 
    # Run all system tests
    $ nox -s system-3.8
-   $ nox -s system-2.7
 
    # Run a single system test
    $ nox -s system-3.8 -- -k <name of test>
@@ -152,9 +150,8 @@ Running System Tests
 
   .. note::
 
-      System tests are only configured to run under Python 2.7 and
-      Python 3.8. For expediency, we do not run them in older versions
-      of Python 3.
+      System tests are only configured to run under Python 3.8.
+      For expediency, we do not run them in older versions of Python 3.
 
   This alone will not run the tests. You'll need to change some local
   auth settings and change some configuration in your project to
diff --git a/docs/conf.py b/docs/conf.py
index 0e3d12c9..2949bbce 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -80,9 +80,9 @@
 master_doc = "index"
 
 # General information about the project.
-project = u"google-cloud-asset"
-copyright = u"2019, Google"
-author = u"Google APIs"
+project = "google-cloud-asset"
+copyright = "2019, Google"
+author = "Google APIs"
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
@@ -281,7 +281,7 @@
     (
         master_doc,
         "google-cloud-asset.tex",
-        u"google-cloud-asset Documentation",
+        "google-cloud-asset Documentation",
         author,
         "manual",
     )
@@ -313,13 +313,7 @@
 # One entry per manual page. List of tuples
 # (source start file, name, description, authors, manual section).
 man_pages = [
-    (
-        master_doc,
-        "google-cloud-asset",
-        u"google-cloud-asset Documentation",
-        [author],
-        1,
-    )
+    (master_doc, "google-cloud-asset", "google-cloud-asset Documentation", [author], 1,)
 ]
 
 # If true, show URL addresses after external links.
@@ -335,7 +329,7 @@
     (
         master_doc,
         "google-cloud-asset",
-        u"google-cloud-asset Documentation",
+        "google-cloud-asset Documentation",
         author,
         "google-cloud-asset",
         "google-cloud-asset Library",