diff --git a/.github/.OwlBot.lock.yaml b/.github/.OwlBot.lock.yaml
index 73ad800a..d0ca942b 100644
--- a/.github/.OwlBot.lock.yaml
+++ b/.github/.OwlBot.lock.yaml
@@ -1,3 +1,3 @@
 docker:
   image: gcr.io/repo-automation-bots/owlbot-nodejs:latest
-  digest: sha256:bbb8dd6576ac58830a07fc17e9511ae898be44f2219d3344449b125df9854441
+  digest: sha256:c0ad7c54b9210f1d10678955bc37b377e538e15cb07ecc3bac93cc7219ec2bc5
diff --git a/protos/protos.d.ts b/protos/protos.d.ts
index 1033a61e..af3b93dc 100644
--- a/protos/protos.d.ts
+++ b/protos/protos.d.ts
@@ -24322,8 +24322,7 @@ export namespace google {
             OUTPUT_ONLY = 3,
             INPUT_ONLY = 4,
             IMMUTABLE = 5,
-            UNORDERED_LIST = 6,
-            NON_EMPTY_DEFAULT = 7
+            UNORDERED_LIST = 6
         }
 
         /** Properties of a ResourceDescriptor. */
diff --git a/protos/protos.js b/protos/protos.js
index 08bc3270..b69e7460 100644
--- a/protos/protos.js
+++ b/protos/protos.js
@@ -58463,7 +58463,6 @@
              * @property {number} INPUT_ONLY=4 INPUT_ONLY value
              * @property {number} IMMUTABLE=5 IMMUTABLE value
              * @property {number} UNORDERED_LIST=6 UNORDERED_LIST value
-             * @property {number} NON_EMPTY_DEFAULT=7 NON_EMPTY_DEFAULT value
              */
             api.FieldBehavior = (function() {
                 var valuesById = {}, values = Object.create(valuesById);
@@ -58474,7 +58473,6 @@
                 values[valuesById[4] = "INPUT_ONLY"] = 4;
                 values[valuesById[5] = "IMMUTABLE"] = 5;
                 values[valuesById[6] = "UNORDERED_LIST"] = 6;
-                values[valuesById[7] = "NON_EMPTY_DEFAULT"] = 7;
                 return values;
             })();
     
@@ -64643,7 +64641,6 @@
                             case 4:
                             case 5:
                             case 6:
-                            case 7:
                                 break;
                             }
                     }
@@ -64748,10 +64745,6 @@
                             case 6:
                                 message[".google.api.fieldBehavior"][i] = 6;
                                 break;
-                            case "NON_EMPTY_DEFAULT":
-                            case 7:
-                                message[".google.api.fieldBehavior"][i] = 7;
-                                break;
                             }
                     }
                     if (object[".google.api.resourceReference"] != null) {
diff --git a/protos/protos.json b/protos/protos.json
index 3bd751a5..e6dd0ca0 100644
--- a/protos/protos.json
+++ b/protos/protos.json
@@ -5423,8 +5423,7 @@
                 "OUTPUT_ONLY": 3,
                 "INPUT_ONLY": 4,
                 "IMMUTABLE": 5,
-                "UNORDERED_LIST": 6,
-                "NON_EMPTY_DEFAULT": 7
+                "UNORDERED_LIST": 6
               }
             },
             "resourceReference": {
@@ -6083,18 +6082,6 @@
                 ]
               ],
               "reserved": [
-                [
-                  4,
-                  4
-                ],
-                [
-                  5,
-                  5
-                ],
-                [
-                  6,
-                  6
-                ],
                 [
                   8,
                   8