diff --git a/packages/parse5/lib/common/html.ts b/packages/parse5/lib/common/html.ts
index 48e27317f..190af7087 100644
--- a/packages/parse5/lib/common/html.ts
+++ b/packages/parse5/lib/common/html.ts
@@ -139,6 +139,7 @@ export enum TAG_NAMES {
 
     S = 's',
     SCRIPT = 'script',
+    SEARCH = 'search',
     SECTION = 'section',
     SELECT = 'select',
     SOURCE = 'source',
@@ -292,6 +293,7 @@ export enum TAG_ID {
 
     S,
     SCRIPT,
+    SEARCH,
     SECTION,
     SELECT,
     SOURCE,
@@ -423,6 +425,7 @@ const TAG_NAME_TO_ID = new Map<string, TAG_ID>([
     [TAG_NAMES.RUBY, TAG_ID.RUBY],
     [TAG_NAMES.S, TAG_ID.S],
     [TAG_NAMES.SCRIPT, TAG_ID.SCRIPT],
+    [TAG_NAMES.SEARCH, TAG_ID.SEARCH],
     [TAG_NAMES.SECTION, TAG_ID.SECTION],
     [TAG_NAMES.SELECT, TAG_ID.SELECT],
     [TAG_NAMES.SOURCE, TAG_ID.SOURCE],
diff --git a/packages/parse5/lib/parser/index.test.ts b/packages/parse5/lib/parser/index.test.ts
index fefb9cc2e..9c66592f4 100644
--- a/packages/parse5/lib/parser/index.test.ts
+++ b/packages/parse5/lib/parser/index.test.ts
@@ -30,7 +30,6 @@ generateParsingTests(
     {
         withoutErrors: true,
         suitePath: new URL('../../../../test/data/html5lib-tests/tree-construction', import.meta.url),
-        expectErrors: ['0.search-element', '1.search-element'],
     },
     (test, opts) => ({
         node: test.fragmentContext ? parseFragment(test.fragmentContext, test.input, opts) : parse(test.input, opts),
diff --git a/packages/parse5/lib/parser/index.ts b/packages/parse5/lib/parser/index.ts
index 5624c4a7c..34a4c98e3 100644
--- a/packages/parse5/lib/parser/index.ts
+++ b/packages/parse5/lib/parser/index.ts
@@ -2253,6 +2253,7 @@ function startTagInBody<T extends TreeAdapterTypeMap>(p: Parser<T>, token: TagTo
         case $.DETAILS:
         case $.ADDRESS:
         case $.ARTICLE:
+        case $.SEARCH:
         case $.SECTION:
         case $.SUMMARY:
         case $.FIELDSET:
@@ -2583,6 +2584,7 @@ function endTagInBody<T extends TreeAdapterTypeMap>(p: Parser<T>, token: TagToke
         case $.ADDRESS:
         case $.ARTICLE:
         case $.DETAILS:
+        case $.SEARCH:
         case $.SECTION:
         case $.SUMMARY:
         case $.LISTING: