diff --git a/buf.lock b/buf.lock
index 8bf39bb..49326c6 100644
--- a/buf.lock
+++ b/buf.lock
@@ -2,8 +2,8 @@
 version: v2
 deps:
   - name: buf.build/bufbuild/protovalidate
-    commit: a3320276596649bcad929ac829d451f4
-    digest: b5:285a6d3a423b195a21f45aacc97ee222ac09cfb01a42f0d546aa51d92177b0b9d00eb9ae93e72dabbbefdc77f35a4c7a11f15d913cc08da764fcb6071f85d148
+    commit: 80ab13bee0bf4272b6161a72bf7034e0
+    digest: b5:1aa6a965be5d02d64e1d81954fa2e78ef9d1e33a0c30f92bc2626039006a94deb3a5b05f14ed8893f5c3ffce444ac008f7e968188ad225c4c29c813aa5f2daa1
   - name: buf.build/googleapis/googleapis
-    commit: e93e34f48be043dab55be31b4b47f458
-    digest: b5:cebe5dfac5f7d67c55296f37ad9d368dba8d9862777e69d5d99eb1d72dc95fa68cd6323b483ca42cf70e66060002c1bc36e1f5f754b217a5c771c108eb243dbf
+    commit: 004180b77378443887d3b55cabc00384
+    digest: b5:e8f475fe3330f31f5fd86ac689093bcd274e19611a09db91f41d637cb9197881ce89882b94d13a58738e53c91c6e4bae7dc1feba85f590164c975a89e25115dc
diff --git a/nebius/audit/v2/audit_event_export.proto b/nebius/audit/v2/audit_event_export.proto
index 7984dca..a2ba6bf 100644
--- a/nebius/audit/v2/audit_event_export.proto
+++ b/nebius/audit/v2/audit_event_export.proto
@@ -98,6 +98,9 @@ message AuditEventExportStatus {
   // Identifier of the audit logs export operation.
   // This value is used as the final path prefix for exported files in the destination object storage bucket.
   string export_operation_id = 2;
+
+  // Error message in case of export failure.
+  string message = 3;
 }
 
 enum AuditEventExportState {
diff --git a/nebius/compute/v1/image.proto b/nebius/compute/v1/image.proto
index e879c20..99ab62d 100644
--- a/nebius/compute/v1/image.proto
+++ b/nebius/compute/v1/image.proto
@@ -29,7 +29,9 @@ message ImageSpec {
     ARM64 = 2;
   }
 
-  string description = 1;
+  string description = 1 [(buf.validate.field) = {
+    string: {max_len: 1024}
+  }];
 
   string image_family = 2 [(field_behavior) = IMMUTABLE];
 
diff --git a/nebius/iam/v1/tenant_user_account.proto b/nebius/iam/v1/tenant_user_account.proto
index d7ea20e..25e0bb3 100644
--- a/nebius/iam/v1/tenant_user_account.proto
+++ b/nebius/iam/v1/tenant_user_account.proto
@@ -61,6 +61,7 @@ message UserAttributes {
           expression: "this == '' || this.isEmail()"
         }
       ]
+      required: false
     },
     (sensitive) = true
   ];
diff --git a/nebius/msp/postgresql/v1alpha1/cluster.proto b/nebius/msp/postgresql/v1alpha1/cluster.proto
index f915496..82cc391 100644
--- a/nebius/msp/postgresql/v1alpha1/cluster.proto
+++ b/nebius/msp/postgresql/v1alpha1/cluster.proto
@@ -58,10 +58,7 @@ message ClusterSpec {
   // Network ID in which the cluster is created.
   string network_id = 6 [
     (field_behavior) = IMMUTABLE,
-    (buf.validate.field).required = true,
-    (nid) = {
-      resource: ["vpcnetwork"]
-    }
+    (buf.validate.field).required = true
   ];
 
   ConfigSpec config = 3 [(buf.validate.field).required = true];
diff --git a/nebius/mysterybox/v1/secret_service.proto b/nebius/mysterybox/v1/secret_service.proto
index 5dac0aa..5e0d75e 100644
--- a/nebius/mysterybox/v1/secret_service.proto
+++ b/nebius/mysterybox/v1/secret_service.proto
@@ -83,7 +83,7 @@ message ListSecretsRequest {
       lte: 1000
       gte: 0
     }
-    ignore: IGNORE_IF_UNPOPULATED
+    ignore: IGNORE_IF_ZERO_VALUE
   }];
 
   // Page token. To get the next page of results, set [page_token] to the
diff --git a/nebius/mysterybox/v1/secret_version_service.proto b/nebius/mysterybox/v1/secret_version_service.proto
index 4253373..2bb934a 100644
--- a/nebius/mysterybox/v1/secret_version_service.proto
+++ b/nebius/mysterybox/v1/secret_version_service.proto
@@ -62,7 +62,7 @@ message ListSecretVersionsRequest {
       lte: 1000
       gte: 0
     }
-    ignore: IGNORE_IF_UNPOPULATED
+    ignore: IGNORE_IF_ZERO_VALUE
   }];
 
   // Page token. To get the next page of results, set [page_token] to the