diff --git a/src/main.ts b/src/main.ts
index a9c504a..9f9f4ab 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -74,8 +74,9 @@ async function main() {
       destination: tmpFile.path,
     });
 
-    console.log('🗜️ Extracting cache archive...');
-    await extractTar(tmpFile.path, workspace);
+    await core.group('🗜️ Extracting cache archive...', () =>
+      extractTar(tmpFile.path, workspace),
+    );
 
     saveState({
       cacheHitKind: bestMatchKind,
diff --git a/src/post.ts b/src/post.ts
index b82ef09..1450640 100644
--- a/src/post.ts
+++ b/src/post.ts
@@ -1,3 +1,4 @@
+import * as core from '@actions/core';
 import * as github from '@actions/github';
 import * as glob from '@actions/glob';
 import { Storage } from '@google-cloud/storage';
@@ -42,8 +43,9 @@ async function main() {
     .then((files) => files.map((file) => path.relative(workspace, file)));
 
   return withTemporaryFile(async (tmpFile) => {
-    console.log('🗜️ Creating cache archive...');
-    await createTar(tmpFile.path, paths, workspace);
+    await core.group('🗜️ Creating cache archive...', () =>
+      createTar(tmpFile.path, paths, workspace),
+    );
 
     console.log('🌐 Uploading cache archive to bucket...');
     await bucket.upload(tmpFile.path, {
diff --git a/src/tar-utils.ts b/src/tar-utils.ts
index a8c3bf8..28e8e02 100644
--- a/src/tar-utils.ts
+++ b/src/tar-utils.ts
@@ -4,9 +4,9 @@ import * as exec from '@actions/exec';
 import * as semver from 'semver';
 
 enum CompressionMethod {
-  GZIP,
-  ZSTD_WITHOUT_LONG,
-  ZSTD,
+  GZIP = 'gzip',
+  ZSTD_WITHOUT_LONG = 'zstd (without long)',
+  ZSTD = 'zstd',
 }
 
 async function getTarCompressionMethod(): Promise<CompressionMethod> {
@@ -37,6 +37,7 @@ export async function createTar(
   cwd: string,
 ): Promise<number> {
   const compressionMethod = await getTarCompressionMethod();
+  console.log(`🔹 Using '${compressionMethod}' compression method.`);
 
   const compressionArgs =
     compressionMethod === CompressionMethod.GZIP
@@ -62,6 +63,7 @@ export async function extractTar(
   cwd: string,
 ): Promise<number> {
   const compressionMethod = await getTarCompressionMethod();
+  console.log(`🔹 Using '${compressionMethod}' compression method.`);
 
   const compressionArgs =
     compressionMethod === CompressionMethod.GZIP