Update docs.
diff --git a/docs/dyn/sqladmin_v1beta3.instances.html b/docs/dyn/sqladmin_v1beta3.instances.html
index c17dcf9..90bcb6e 100644
--- a/docs/dyn/sqladmin_v1beta3.instances.html
+++ b/docs/dyn/sqladmin_v1beta3.instances.html
@@ -281,7 +281,7 @@
           "ipAddress": "A String", # The IP address assigned.
         },
       ],
-      "databaseVersion": "A String", # The database engine type and version, for example MYSQL_5_5 for MySQL 5.5.
+      "databaseVersion": "A String", # The database engine type and version. Can be MYSQL_5_5 or MYSQL_5_6. Defaults to MYSQL_5_5. The databaseVersion can not be changed after instance creation.
     }</pre>
 </div>
 
@@ -395,7 +395,7 @@
         "ipAddress": "A String", # The IP address assigned.
       },
     ],
-    "databaseVersion": "A String", # The database engine type and version, for example MYSQL_5_5 for MySQL 5.5.
+    "databaseVersion": "A String", # The database engine type and version. Can be MYSQL_5_5 or MYSQL_5_6. Defaults to MYSQL_5_5. The databaseVersion can not be changed after instance creation.
   }
 
 
@@ -494,7 +494,7 @@
               "ipAddress": "A String", # The IP address assigned.
             },
           ],
-          "databaseVersion": "A String", # The database engine type and version, for example MYSQL_5_5 for MySQL 5.5.
+          "databaseVersion": "A String", # The database engine type and version. Can be MYSQL_5_5 or MYSQL_5_6. Defaults to MYSQL_5_5. The databaseVersion can not be changed after instance creation.
         },
     ],
     "kind": "sql#instancesList", # This is always sql#instancesList.
@@ -596,7 +596,7 @@
         "ipAddress": "A String", # The IP address assigned.
       },
     ],
-    "databaseVersion": "A String", # The database engine type and version, for example MYSQL_5_5 for MySQL 5.5.
+    "databaseVersion": "A String", # The database engine type and version. Can be MYSQL_5_5 or MYSQL_5_6. Defaults to MYSQL_5_5. The databaseVersion can not be changed after instance creation.
   }
 
 
@@ -770,7 +770,7 @@
         "ipAddress": "A String", # The IP address assigned.
       },
     ],
-    "databaseVersion": "A String", # The database engine type and version, for example MYSQL_5_5 for MySQL 5.5.
+    "databaseVersion": "A String", # The database engine type and version. Can be MYSQL_5_5 or MYSQL_5_6. Defaults to MYSQL_5_5. The databaseVersion can not be changed after instance creation.
   }