diff --git a/docs/conf.py b/docs/conf.py
index 57ee48d8..6efe6dde 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -293,7 +293,13 @@
 # One entry per manual page. List of tuples
 # (source start file, name, description, authors, manual section).
 man_pages = [
-    (master_doc, "google-api-core", u"google-api-core Documentation", [author], 1)
+    (
+        master_doc,
+        "google-api-core",
+        u"google-api-core Documentation",
+        [author],
+        1,
+    )
 ]
 
 # If true, show URL addresses after external links.
@@ -334,8 +340,12 @@
 intersphinx_mapping = {
     "python": ("http://python.readthedocs.org/en/latest/", None),
     "google-auth": ("https://google-auth.readthedocs.io/en/stable", None),
-    "google.api_core": ("https://googleapis.dev/python/google-api-core/latest/", None),
+    "google.api_core": (
+        "https://googleapis.dev/python/google-api-core/latest/",
+        None,
+    ),
     "grpc": ("https://grpc.io/grpc/python/", None),
+    
 }
 
 
diff --git a/synth.metadata b/synth.metadata
index 62a8c599..ea6a866c 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -1,11 +1,25 @@
 {
-  "updateTime": "2020-02-07T01:44:59.025974Z",
+  "updateTime": "2020-02-20T13:10:00.940057Z",
   "sources": [
+    {
+      "git": {
+        "name": ".",
+        "remote": "https://github.com/googleapis/python-api-core.git",
+        "sha": "e72202efcad6bce18ef252e57d35e97d622ab5e0"
+      }
+    },
+    {
+      "git": {
+        "name": "synthtool",
+        "remote": "rpc://devrel/cloud/libraries/tools/autosynth",
+        "sha": "43dc756ddb00adbf32e9a07a6f2059ebea1fd3fa"
+      }
+    },
     {
       "template": {
         "name": "python_split_library",
         "origin": "synthtool.gcp",
-        "version": "2019.10.17"
+        "version": "2020.2.4"
       }
     }
   ]