diff --git a/types/google-publisher-tag/google-publisher-tag-tests.ts b/types/google-publisher-tag/google-publisher-tag-tests.ts
index 6e4cb6edcfade3..676bc0c6ca1781 100644
--- a/types/google-publisher-tag/google-publisher-tag-tests.ts
+++ b/types/google-publisher-tag/google-publisher-tag-tests.ts
@@ -1,5 +1,5 @@
-// Tests for Google Publisher Tag 1.20260907
-// Synced from: https://github.com/googleads/google-publisher-tag-types/commit/0f6971889c3bd35ea669d08a101670aaf8c121bf
+// Tests for Google Publisher Tag 1.20260921
+// Synced from: https://github.com/googleads/google-publisher-tag-types/commit/dd8c4273f415959c61a8eab7761b16f85fbabf32
 
 // Test for googletag.cmd
 function test_googletag_cmd() {
diff --git a/types/google-publisher-tag/index.d.ts b/types/google-publisher-tag/index.d.ts
index 7c4e7ee6191615..6cd1cbf0a067b3 100644
--- a/types/google-publisher-tag/index.d.ts
+++ b/types/google-publisher-tag/index.d.ts
@@ -851,7 +851,7 @@ declare namespace googletag {
          *
          * @see [About publisher provided identifiers](https://support.google.com/admanager/answer/2880055)
          * @param ppid An alphanumeric ID provided by the publisher. Must be between
-         *     32 and 150 characters.
+         *     22 and 150 characters.
          * @return The service object on which the method was called.
          */
         setPublisherProvidedId(ppid: string): PubAdsService;
diff --git a/types/google-publisher-tag/package.json b/types/google-publisher-tag/package.json
index fd9a4e63a03a73..00b07a86683d3b 100644
--- a/types/google-publisher-tag/package.json
+++ b/types/google-publisher-tag/package.json
@@ -1,7 +1,7 @@
 {
     "private": true,
     "name": "@types/google-publisher-tag",
-    "version": "1.20260907.9999",
+    "version": "1.20260921.9999",
     "nonNpm": "conflict",
     "nonNpmDescription": "Google Publisher Tag",
     "projects": [