diff --git a/scripts/plugin-publication-artifact.mjs b/scripts/plugin-publication-artifact.mjs
index 99f1d06e59ca..9ab8e31ec3d8 100644
--- a/scripts/plugin-publication-artifact.mjs
+++ b/scripts/plugin-publication-artifact.mjs
@@ -39,7 +39,8 @@ const MAX_ARCHIVE_BYTES = 256 * 1024 * 1024;
 const MAX_EXPANDED_BYTES = 512 * 1024 * 1024;
 const MAX_MANIFEST_BYTES = 4 * 1024 * 1024;
 const MAX_PLUGIN_MANIFEST_BYTES = 2 * 1024 * 1024;
-const MAX_TAR_ENTRIES = 10_000;
+// Bundled SDKs can exceed 10k files; byte, path, and expansion caps remain authoritative.
+const MAX_TAR_ENTRIES = 20_000;
 const MAX_TAR_PATH_BYTES = 4 * 1024 * 1024;
 const MAX_TAR_TOTAL_FILE_BYTES = 512 * 1024 * 1024;
 export const CLAWHUB_PUBLICATION_TAR_LIMITS = Object.freeze({
diff --git a/test/scripts/plugin-publication-artifact.test.ts b/test/scripts/plugin-publication-artifact.test.ts
index 41574d466f75..559858a9d2f8 100644
--- a/test/scripts/plugin-publication-artifact.test.ts
+++ b/test/scripts/plugin-publication-artifact.test.ts
@@ -1158,14 +1158,14 @@ describe("plugin publication artifact", () => {
       createTarball([
         { path: "package/", type: "5" },
         { content: metaPackageJson(markerPath), path: "package/package.json" },
-        ...Array.from({ length: 10_000 }, (_, index) => ({
+        ...Array.from({ length: 20_000 }, (_, index) => ({
           path: `package/file-${index.toString().padStart(5, "0")}`,
         })),
       ]),
     );
 
     expect(() => createPluginPublicationArtifact(publicationParams(artifactDir))).toThrow(
-      /exceeds the 10000 entry limit/u,
+      /exceeds the 20000 entry limit/u,
     );
   });