diff --git a/generated/google/apis/jobs_v3p1beta1.rb b/generated/google/apis/jobs_v3p1beta1.rb
index 68d5043b9..3f3504df1 100644
--- a/generated/google/apis/jobs_v3p1beta1.rb
+++ b/generated/google/apis/jobs_v3p1beta1.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://cloud.google.com/talent-solution/job-search/docs/
     module JobsV3p1beta1
       VERSION = 'V3p1beta1'
-      REVISION = '20190212'
+      REVISION = '20190306'
 
       # View and manage your data across Google Cloud Platform services
       AUTH_CLOUD_PLATFORM = 'https://www.googleapis.com/auth/cloud-platform'
diff --git a/generated/google/apis/jobs_v3p1beta1/classes.rb b/generated/google/apis/jobs_v3p1beta1/classes.rb
index 556956df3..3184012ce 100644
--- a/generated/google/apis/jobs_v3p1beta1/classes.rb
+++ b/generated/google/apis/jobs_v3p1beta1/classes.rb
@@ -185,7 +185,7 @@ module Google
         # @return [Google::Apis::JobsV3p1beta1::JobEvent]
         attr_accessor :job_event
       
-        # Required except the first event.
+        # Optional.
         # The event_id of an event that resulted in the current event. For example, a
         # Job view event usually follows a parent
         # impression event: A job seeker first does a