diff --git a/output/schema/schema.json b/output/schema/schema.json
index 74eda3f67f..e0d19f2c94 100644
--- a/output/schema/schema.json
+++ b/output/schema/schema.json
@@ -25480,11 +25480,23 @@
           "name": "_score",
           "required": false,
           "type": {
-            "kind": "instance_of",
-            "type": {
-              "name": "double",
-              "namespace": "_types"
-            }
+            "items": [
+              {
+                "kind": "instance_of",
+                "type": {
+                  "name": "double",
+                  "namespace": "_types"
+                }
+              },
+              {
+                "kind": "instance_of",
+                "type": {
+                  "name": "null",
+                  "namespace": "internal"
+                }
+              }
+            ],
+            "kind": "union_of"
           }
         },
         {
@@ -25692,7 +25704,7 @@
         }
       ],
       "specLocation": {
-        "endLine": 62,
+        "endLine": 60,
         "path": "_global/search/_types/hits.ts",
         "startLine": 40
       }
@@ -25760,18 +25772,30 @@
           "name": "max_score",
           "required": false,
           "type": {
-            "kind": "instance_of",
-            "type": {
-              "name": "double",
-              "namespace": "_types"
-            }
+            "items": [
+              {
+                "kind": "instance_of",
+                "type": {
+                  "name": "double",
+                  "namespace": "_types"
+                }
+              },
+              {
+                "kind": "instance_of",
+                "type": {
+                  "name": "null",
+                  "namespace": "internal"
+                }
+              }
+            ],
+            "kind": "union_of"
           }
         }
       ],
       "specLocation": {
-        "endLine": 69,
+        "endLine": 67,
         "path": "_global/search/_types/hits.ts",
-        "startLine": 64
+        "startLine": 62
       }
     },
     {
@@ -25974,9 +25998,9 @@
         }
       ],
       "specLocation": {
-        "endLine": 121,
+        "endLine": 119,
         "path": "_global/search/_types/hits.ts",
-        "startLine": 103
+        "startLine": 101
       }
     },
     {
@@ -26004,9 +26028,9 @@
         }
       ],
       "specLocation": {
-        "endLine": 83,
+        "endLine": 81,
         "path": "_global/search/_types/hits.ts",
-        "startLine": 81
+        "startLine": 79
       }
     },
     {
@@ -26123,9 +26147,9 @@
         }
       ],
       "specLocation": {
-        "endLine": 89,
+        "endLine": 87,
         "path": "_global/search/_types/hits.ts",
-        "startLine": 85
+        "startLine": 83
       }
     },
     {
@@ -27828,9 +27852,9 @@
         }
       ],
       "specLocation": {
-        "endLine": 94,
+        "endLine": 92,
         "path": "_global/search/_types/hits.ts",
-        "startLine": 91
+        "startLine": 89
       }
     },
     {
@@ -27850,9 +27874,9 @@
         "namespace": "_global.search._types"
       },
       "specLocation": {
-        "endLine": 101,
+        "endLine": 99,
         "path": "_global/search/_types/hits.ts",
-        "startLine": 96
+        "startLine": 94
       }
     },
     {
@@ -27867,9 +27891,9 @@
         "namespace": "_global.search._types"
       },
       "specLocation": {
-        "endLine": 131,
+        "endLine": 129,
         "path": "_global/search/_types/hits.ts",
-        "startLine": 123
+        "startLine": 121
       },
       "type": {
         "items": [
diff --git a/output/typescript/types.ts b/output/typescript/types.ts
index be4d66df53..e28ba0f803 100644
--- a/output/typescript/types.ts
+++ b/output/typescript/types.ts
@@ -1247,7 +1247,7 @@ export type SearchHighlighterType = SearchBuiltinHighlighterType | string
 export interface SearchHit<TDocument = unknown> {
   _index: IndexName
   _id: Id
-  _score?: double
+  _score?: double | null
   _explanation?: ExplainExplanation
   fields?: Record<string, any>
   highlight?: Record<string, string[]>
@@ -1268,7 +1268,7 @@ export interface SearchHit<TDocument = unknown> {
 export interface SearchHitsMetadata<T = unknown> {
   total: SearchTotalHits | long
   hits: SearchHit<T>[]
-  max_score?: double
+  max_score?: double | null
 }
 
 export interface SearchInnerHits {
diff --git a/specification/_global/search/_types/hits.ts b/specification/_global/search/_types/hits.ts
index d8b112ec3a..afaff4fdef 100644
--- a/specification/_global/search/_types/hits.ts
+++ b/specification/_global/search/_types/hits.ts
@@ -40,9 +40,7 @@ import { Sort, SortResults } from '@_types/sort'
 export class Hit<TDocument> {
   _index: IndexName
   _id: Id
-
-  _score?: double
-
+  _score?: double | null
   _explanation?: Explanation
   fields?: Dictionary<string, UserDefinedValue>
   highlight?: Dictionary<string, string[]>
@@ -65,7 +63,7 @@ export class HitsMetadata<T> {
   total: TotalHits | long
   hits: Hit<T>[]
 
-  max_score?: double
+  max_score?: double | null
 }
 
 export class HitMetadata<TDocument> {