diff --git a/.generator/schemas/v2/openapi.yaml b/.generator/schemas/v2/openapi.yaml
index d1ea8725c694..fac0ebcd514b 100644
--- a/.generator/schemas/v2/openapi.yaml
+++ b/.generator/schemas/v2/openapi.yaml
@@ -31470,6 +31470,10 @@ components:
           items:
             $ref: '#/components/schemas/ObservabilityPipelineConfigSourceItem'
           type: array
+        use_legacy_search_syntax:
+          description: Use this field to configure the pipeline's filter queries to
+            use the deprecated search syntax.
+          type: boolean
       required:
       - sources
       - destinations
diff --git a/packages/datadog-api-client-v2/models/ObservabilityPipelineConfig.ts b/packages/datadog-api-client-v2/models/ObservabilityPipelineConfig.ts
index eff11798e2c4..9e38ae4e95a6 100644
--- a/packages/datadog-api-client-v2/models/ObservabilityPipelineConfig.ts
+++ b/packages/datadog-api-client-v2/models/ObservabilityPipelineConfig.ts
@@ -25,6 +25,10 @@ export class ObservabilityPipelineConfig {
    * A list of configured data sources for the pipeline.
    */
   "sources": Array<ObservabilityPipelineConfigSourceItem>;
+  /**
+   * Use this field to configure the pipeline's filter queries to use the deprecated search syntax.
+   */
+  "useLegacySearchSyntax"?: boolean;
 
   /**
    * A container for additional, undeclared properties.
@@ -56,6 +60,10 @@ export class ObservabilityPipelineConfig {
       type: "Array<ObservabilityPipelineConfigSourceItem>",
       required: true,
     },
+    useLegacySearchSyntax: {
+      baseName: "use_legacy_search_syntax",
+      type: "boolean",
+    },
     additionalProperties: {
       baseName: "additionalProperties",
       type: "{ [key: string]: any; }",