diff --git a/docs/dyn/analyticsadmin_v1alpha.accounts.html b/docs/dyn/analyticsadmin_v1alpha.accounts.html
index dd4bf56d55..cca1037aa9 100644
--- a/docs/dyn/analyticsadmin_v1alpha.accounts.html
+++ b/docs/dyn/analyticsadmin_v1alpha.accounts.html
@@ -747,6 +747,7 @@ <h3>Method Details</h3>
                 },
               ],
               &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this Channel Group resource. Format: properties/{property}/channelGroups/{channel_group}
+              &quot;primary&quot;: True or False, # Optional. If true, this channel group will be used as the default channel group for reports. Only one channel group can be set as `primary` at any time. If the `primary` field gets set on a channel group, it will get unset on the previous primary channel group. The Google Analytics predefined channel group is the primary by default.
               &quot;systemDefined&quot;: True or False, # Output only. If true, then this channel group is the Default Channel Group predefined by Google Analytics. Display name and grouping rules cannot be updated for this channel group.
             },
             &quot;conversionEvent&quot;: { # A conversion event in a Google Analytics property. # A snapshot of a ConversionEvent resource in change history.
@@ -1226,6 +1227,7 @@ <h3>Method Details</h3>
                 },
               ],
               &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this Channel Group resource. Format: properties/{property}/channelGroups/{channel_group}
+              &quot;primary&quot;: True or False, # Optional. If true, this channel group will be used as the default channel group for reports. Only one channel group can be set as `primary` at any time. If the `primary` field gets set on a channel group, it will get unset on the previous primary channel group. The Google Analytics predefined channel group is the primary by default.
               &quot;systemDefined&quot;: True or False, # Output only. If true, then this channel group is the Default Channel Group predefined by Google Analytics. Display name and grouping rules cannot be updated for this channel group.
             },
             &quot;conversionEvent&quot;: { # A conversion event in a Google Analytics property. # A snapshot of a ConversionEvent resource in change history.
diff --git a/docs/dyn/analyticsadmin_v1alpha.properties.channelGroups.html b/docs/dyn/analyticsadmin_v1alpha.properties.channelGroups.html
index 93bbe566b6..cc72b0f55a 100644
--- a/docs/dyn/analyticsadmin_v1alpha.properties.channelGroups.html
+++ b/docs/dyn/analyticsadmin_v1alpha.properties.channelGroups.html
@@ -144,6 +144,7 @@ <h3>Method Details</h3>
     },
   ],
   &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this Channel Group resource. Format: properties/{property}/channelGroups/{channel_group}
+  &quot;primary&quot;: True or False, # Optional. If true, this channel group will be used as the default channel group for reports. Only one channel group can be set as `primary` at any time. If the `primary` field gets set on a channel group, it will get unset on the previous primary channel group. The Google Analytics predefined channel group is the primary by default.
   &quot;systemDefined&quot;: True or False, # Output only. If true, then this channel group is the Default Channel Group predefined by Google Analytics. Display name and grouping rules cannot be updated for this channel group.
 }
 
@@ -189,6 +190,7 @@ <h3>Method Details</h3>
     },
   ],
   &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this Channel Group resource. Format: properties/{property}/channelGroups/{channel_group}
+  &quot;primary&quot;: True or False, # Optional. If true, this channel group will be used as the default channel group for reports. Only one channel group can be set as `primary` at any time. If the `primary` field gets set on a channel group, it will get unset on the previous primary channel group. The Google Analytics predefined channel group is the primary by default.
   &quot;systemDefined&quot;: True or False, # Output only. If true, then this channel group is the Default Channel Group predefined by Google Analytics. Display name and grouping rules cannot be updated for this channel group.
 }</pre>
 </div>
@@ -259,6 +261,7 @@ <h3>Method Details</h3>
     },
   ],
   &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this Channel Group resource. Format: properties/{property}/channelGroups/{channel_group}
+  &quot;primary&quot;: True or False, # Optional. If true, this channel group will be used as the default channel group for reports. Only one channel group can be set as `primary` at any time. If the `primary` field gets set on a channel group, it will get unset on the previous primary channel group. The Google Analytics predefined channel group is the primary by default.
   &quot;systemDefined&quot;: True or False, # Output only. If true, then this channel group is the Default Channel Group predefined by Google Analytics. Display name and grouping rules cannot be updated for this channel group.
 }</pre>
 </div>
@@ -315,6 +318,7 @@ <h3>Method Details</h3>
         },
       ],
       &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this Channel Group resource. Format: properties/{property}/channelGroups/{channel_group}
+      &quot;primary&quot;: True or False, # Optional. If true, this channel group will be used as the default channel group for reports. Only one channel group can be set as `primary` at any time. If the `primary` field gets set on a channel group, it will get unset on the previous primary channel group. The Google Analytics predefined channel group is the primary by default.
       &quot;systemDefined&quot;: True or False, # Output only. If true, then this channel group is the Default Channel Group predefined by Google Analytics. Display name and grouping rules cannot be updated for this channel group.
     },
   ],
@@ -379,6 +383,7 @@ <h3>Method Details</h3>
     },
   ],
   &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this Channel Group resource. Format: properties/{property}/channelGroups/{channel_group}
+  &quot;primary&quot;: True or False, # Optional. If true, this channel group will be used as the default channel group for reports. Only one channel group can be set as `primary` at any time. If the `primary` field gets set on a channel group, it will get unset on the previous primary channel group. The Google Analytics predefined channel group is the primary by default.
   &quot;systemDefined&quot;: True or False, # Output only. If true, then this channel group is the Default Channel Group predefined by Google Analytics. Display name and grouping rules cannot be updated for this channel group.
 }
 
@@ -425,6 +430,7 @@ <h3>Method Details</h3>
     },
   ],
   &quot;name&quot;: &quot;A String&quot;, # Output only. The resource name for this Channel Group resource. Format: properties/{property}/channelGroups/{channel_group}
+  &quot;primary&quot;: True or False, # Optional. If true, this channel group will be used as the default channel group for reports. Only one channel group can be set as `primary` at any time. If the `primary` field gets set on a channel group, it will get unset on the previous primary channel group. The Google Analytics predefined channel group is the primary by default.
   &quot;systemDefined&quot;: True or False, # Output only. If true, then this channel group is the Default Channel Group predefined by Google Analytics. Display name and grouping rules cannot be updated for this channel group.
 }</pre>
 </div>
diff --git a/googleapiclient/discovery_cache/documents/analyticsadmin.v1alpha.json b/googleapiclient/discovery_cache/documents/analyticsadmin.v1alpha.json
index d6a13dd4bd..85dc51ce9d 100644
--- a/googleapiclient/discovery_cache/documents/analyticsadmin.v1alpha.json
+++ b/googleapiclient/discovery_cache/documents/analyticsadmin.v1alpha.json
@@ -4457,7 +4457,7 @@
 }
 }
 },
-"revision": "20240306",
+"revision": "20240317",
 "rootUrl": "https://analyticsadmin.googleapis.com/",
 "schemas": {
 "GoogleAnalyticsAdminV1alphaAccessBetweenFilter": {
@@ -5904,6 +5904,10 @@
 "readOnly": true,
 "type": "string"
 },
+"primary": {
+"description": "Optional. If true, this channel group will be used as the default channel group for reports. Only one channel group can be set as `primary` at any time. If the `primary` field gets set on a channel group, it will get unset on the previous primary channel group. The Google Analytics predefined channel group is the primary by default.",
+"type": "boolean"
+},
 "systemDefined": {
 "description": "Output only. If true, then this channel group is the Default Channel Group predefined by Google Analytics. Display name and grouping rules cannot be updated for this channel group.",
 "readOnly": true,
diff --git a/googleapiclient/discovery_cache/documents/analyticsadmin.v1beta.json b/googleapiclient/discovery_cache/documents/analyticsadmin.v1beta.json
index c8ba9d782d..d3a955c21c 100644
--- a/googleapiclient/discovery_cache/documents/analyticsadmin.v1beta.json
+++ b/googleapiclient/discovery_cache/documents/analyticsadmin.v1beta.json
@@ -1628,7 +1628,7 @@
 }
 }
 },
-"revision": "20240306",
+"revision": "20240317",
 "rootUrl": "https://analyticsadmin.googleapis.com/",
 "schemas": {
 "GoogleAnalyticsAdminV1betaAccessBetweenFilter": {