diff --git a/.apigentools-info b/.apigentools-info
index c1d6946ec5c4..9b1832594c4f 100644
--- a/.apigentools-info
+++ b/.apigentools-info
@@ -4,13 +4,13 @@
     "spec_versions": {
         "v1": {
             "apigentools_version": "1.6.4",
-            "regenerated": "2022-09-07 19:30:26.137328",
-            "spec_repo_commit": "33b7a42c"
+            "regenerated": "2022-09-09 15:07:39.432310",
+            "spec_repo_commit": "0bdea812"
         },
         "v2": {
             "apigentools_version": "1.6.4",
-            "regenerated": "2022-09-07 19:30:26.150016",
-            "spec_repo_commit": "33b7a42c"
+            "regenerated": "2022-09-09 15:07:39.447908",
+            "spec_repo_commit": "0bdea812"
         }
     }
 }
\ No newline at end of file
diff --git a/.generator/schemas/v1/openapi.yaml b/.generator/schemas/v1/openapi.yaml
index 45bdd63bf251..c68593f135f1 100644
--- a/.generator/schemas/v1/openapi.yaml
+++ b/.generator/schemas/v1/openapi.yaml
@@ -10858,6 +10858,7 @@ components:
       - validates
       - isInMoreThan
       - isInLessThan
+      - doesNotExist
       example: contains
       type: string
       x-enum-varnames:
@@ -10874,6 +10875,7 @@ components:
       - VALIDATES
       - IS_IN_MORE_DAYS_THAN
       - IS_IN_LESS_DAYS_THAN
+      - DOES_NOT_EXIST
     SyntheticsAssertionTarget:
       description: An assertion which uses a simple target.
       properties:
diff --git a/lib/datadog_api_client/v1/models/synthetics_assertion_operator.rb b/lib/datadog_api_client/v1/models/synthetics_assertion_operator.rb
index 8f2e2e81d273..f92c1b73a5bc 100644
--- a/lib/datadog_api_client/v1/models/synthetics_assertion_operator.rb
+++ b/lib/datadog_api_client/v1/models/synthetics_assertion_operator.rb
@@ -34,5 +34,6 @@ class SyntheticsAssertionOperator
     VALIDATES = "validates".freeze
     IS_IN_MORE_DAYS_THAN = "isInMoreThan".freeze
     IS_IN_LESS_DAYS_THAN = "isInLessThan".freeze
+    DOES_NOT_EXIST = "doesNotExist".freeze
   end
 end