diff --git a/output/openapi/elasticsearch-serverless-openapi.json b/output/openapi/elasticsearch-serverless-openapi.json
index f6d7276f0e..f11391d89f 100644
--- a/output/openapi/elasticsearch-serverless-openapi.json
+++ b/output/openapi/elasticsearch-serverless-openapi.json
@@ -45045,6 +45045,9 @@
               "synonyms_path": {
                 "type": "string"
               },
+              "synonyms_set": {
+                "type": "string"
+              },
               "tokenizer": {
                 "type": "string"
               },
@@ -45097,6 +45100,9 @@
               "synonyms_path": {
                 "type": "string"
               },
+              "synonyms_set": {
+                "type": "string"
+              },
               "tokenizer": {
                 "type": "string"
               },
diff --git a/output/schema/schema.json b/output/schema/schema.json
index b3d5c7d6df..f6f06413c9 100644
--- a/output/schema/schema.json
+++ b/output/schema/schema.json
@@ -62305,7 +62305,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L168-L171"
+      "specLocation": "_types/analysis/token_filters.ts#L170-L173"
     },
     {
       "codegenNames": [
@@ -62530,7 +62530,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L173-L179"
+      "specLocation": "_types/analysis/token_filters.ts#L175-L181"
     },
     {
       "inherits": {
@@ -62675,7 +62675,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L181-L185"
+      "specLocation": "_types/analysis/token_filters.ts#L183-L187"
     },
     {
       "kind": "interface",
@@ -63151,7 +63151,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L187-L192"
+      "specLocation": "_types/analysis/token_filters.ts#L189-L194"
     },
     {
       "kind": "interface",
@@ -63281,7 +63281,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L194-L198"
+      "specLocation": "_types/analysis/token_filters.ts#L196-L200"
     },
     {
       "inherits": {
@@ -63387,7 +63387,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L200-L206"
+      "specLocation": "_types/analysis/token_filters.ts#L202-L208"
     },
     {
       "inherits": {
@@ -63952,7 +63952,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L239-L241"
+      "specLocation": "_types/analysis/token_filters.ts#L241-L243"
     },
     {
       "kind": "enum",
@@ -63968,7 +63968,7 @@
         "name": "KeepTypesMode",
         "namespace": "_types.analysis"
       },
-      "specLocation": "_types/analysis/token_filters.ts#L213-L216"
+      "specLocation": "_types/analysis/token_filters.ts#L215-L218"
     },
     {
       "inherits": {
@@ -64017,7 +64017,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L218-L222"
+      "specLocation": "_types/analysis/token_filters.ts#L220-L224"
     },
     {
       "inherits": {
@@ -64077,7 +64077,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L224-L229"
+      "specLocation": "_types/analysis/token_filters.ts#L226-L231"
     },
     {
       "kind": "interface",
@@ -64177,7 +64177,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L231-L237"
+      "specLocation": "_types/analysis/token_filters.ts#L233-L239"
     },
     {
       "inherits": {
@@ -64763,7 +64763,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L243-L247"
+      "specLocation": "_types/analysis/token_filters.ts#L245-L249"
     },
     {
       "inherits": {
@@ -64842,7 +64842,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L249-L253"
+      "specLocation": "_types/analysis/token_filters.ts#L251-L255"
     },
     {
       "kind": "interface",
@@ -64895,7 +64895,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L255-L258"
+      "specLocation": "_types/analysis/token_filters.ts#L257-L260"
     },
     {
       "inherits": {
@@ -65026,7 +65026,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L260-L264"
+      "specLocation": "_types/analysis/token_filters.ts#L262-L266"
     },
     {
       "inherits": {
@@ -65092,7 +65092,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L266-L271"
+      "specLocation": "_types/analysis/token_filters.ts#L268-L273"
     },
     {
       "inherits": {
@@ -65285,7 +65285,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L273-L276"
+      "specLocation": "_types/analysis/token_filters.ts#L275-L278"
     },
     {
       "inherits": {
@@ -65626,7 +65626,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L278-L282"
+      "specLocation": "_types/analysis/token_filters.ts#L280-L284"
     },
     {
       "inherits": {
@@ -65751,7 +65751,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L284-L290"
+      "specLocation": "_types/analysis/token_filters.ts#L286-L292"
     },
     {
       "inherits": {
@@ -66052,7 +66052,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L292-L294"
+      "specLocation": "_types/analysis/token_filters.ts#L294-L296"
     },
     {
       "inherits": {
@@ -66087,7 +66087,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L296-L299"
+      "specLocation": "_types/analysis/token_filters.ts#L298-L301"
     },
     {
       "inherits": {
@@ -66111,7 +66111,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L301-L303"
+      "specLocation": "_types/analysis/token_filters.ts#L303-L305"
     },
     {
       "inherits": {
@@ -66135,7 +66135,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L305-L307"
+      "specLocation": "_types/analysis/token_filters.ts#L307-L309"
     },
     {
       "inherits": {
@@ -66440,7 +66440,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L309-L312"
+      "specLocation": "_types/analysis/token_filters.ts#L311-L314"
     },
     {
       "kind": "interface",
@@ -66564,7 +66564,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L314-L318"
+      "specLocation": "_types/analysis/token_filters.ts#L316-L320"
     },
     {
       "inherits": {
@@ -66602,7 +66602,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L320-L324"
+      "specLocation": "_types/analysis/token_filters.ts#L322-L326"
     },
     {
       "kind": "interface",
@@ -66849,6 +66849,17 @@
             }
           }
         },
+        {
+          "name": "synonyms_set",
+          "required": false,
+          "type": {
+            "kind": "instance_of",
+            "type": {
+              "name": "string",
+              "namespace": "_builtins"
+            }
+          }
+        },
         {
           "name": "tokenizer",
           "required": false,
@@ -66872,7 +66883,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L110-L119"
+      "specLocation": "_types/analysis/token_filters.ts#L110-L120"
     },
     {
       "inherits": {
@@ -66953,6 +66964,17 @@
             }
           }
         },
+        {
+          "name": "synonyms_set",
+          "required": false,
+          "type": {
+            "kind": "instance_of",
+            "type": {
+              "name": "string",
+              "namespace": "_builtins"
+            }
+          }
+        },
         {
           "name": "tokenizer",
           "required": false,
@@ -66976,7 +66998,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L121-L130"
+      "specLocation": "_types/analysis/token_filters.ts#L122-L132"
     },
     {
       "kind": "enum",
@@ -67016,7 +67038,7 @@
         "name": "TokenFilter",
         "namespace": "_types.analysis"
       },
-      "specLocation": "_types/analysis/token_filters.ts#L344-L346",
+      "specLocation": "_types/analysis/token_filters.ts#L346-L348",
       "type": {
         "items": [
           {
@@ -67064,7 +67086,7 @@
         "name": "TokenFilterDefinition",
         "namespace": "_types.analysis"
       },
-      "specLocation": "_types/analysis/token_filters.ts#L348-L400",
+      "specLocation": "_types/analysis/token_filters.ts#L350-L402",
       "type": {
         "items": [
           {
@@ -67595,7 +67617,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L326-L328"
+      "specLocation": "_types/analysis/token_filters.ts#L328-L330"
     },
     {
       "inherits": {
@@ -67630,7 +67652,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L330-L333"
+      "specLocation": "_types/analysis/token_filters.ts#L332-L335"
     },
     {
       "inherits": {
@@ -67700,7 +67722,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L335-L338"
+      "specLocation": "_types/analysis/token_filters.ts#L337-L340"
     },
     {
       "inherits": {
@@ -67724,7 +67746,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L340-L342"
+      "specLocation": "_types/analysis/token_filters.ts#L342-L344"
     },
     {
       "kind": "interface",
@@ -67992,7 +68014,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L149-L166"
+      "specLocation": "_types/analysis/token_filters.ts#L151-L168"
     },
     {
       "inherits": {
@@ -68174,7 +68196,7 @@
           }
         }
       ],
-      "specLocation": "_types/analysis/token_filters.ts#L132-L147"
+      "specLocation": "_types/analysis/token_filters.ts#L134-L149"
     },
     {
       "inherits": {
diff --git a/output/typescript/types.ts b/output/typescript/types.ts
index 6b768ee41d..8c220a346c 100644
--- a/output/typescript/types.ts
+++ b/output/typescript/types.ts
@@ -4770,6 +4770,7 @@ export interface AnalysisSynonymGraphTokenFilter extends AnalysisTokenFilterBase
   lenient?: boolean
   synonyms?: string[]
   synonyms_path?: string
+  synonyms_set?: string
   tokenizer?: string
   updateable?: boolean
 }
@@ -4781,6 +4782,7 @@ export interface AnalysisSynonymTokenFilter extends AnalysisTokenFilterBase {
   lenient?: boolean
   synonyms?: string[]
   synonyms_path?: string
+  synonyms_set?: string
   tokenizer?: string
   updateable?: boolean
 }
diff --git a/specification/_types/analysis/token_filters.ts b/specification/_types/analysis/token_filters.ts
index 1d40d26e7b..e785e1fc9a 100644
--- a/specification/_types/analysis/token_filters.ts
+++ b/specification/_types/analysis/token_filters.ts
@@ -114,6 +114,7 @@ export class SynonymGraphTokenFilter extends TokenFilterBase {
   lenient?: boolean
   synonyms?: string[]
   synonyms_path?: string
+  synonyms_set?: string
   tokenizer?: string
   updateable?: boolean
 }
@@ -125,6 +126,7 @@ export class SynonymTokenFilter extends TokenFilterBase {
   lenient?: boolean
   synonyms?: string[]
   synonyms_path?: string
+  synonyms_set?: string
   tokenizer?: string
   updateable?: boolean
 }