diff --git a/__test__/installer.test.ts b/__test__/installer.test.ts
index d01f1473..b40112e5 100644
--- a/__test__/installer.test.ts
+++ b/__test__/installer.test.ts
@@ -24,7 +24,7 @@ describe("installer", () => {
       const reviewdog = await installer.installReviewdog("v0.12.0", dir);
       await exec.exec(reviewdog, ["--version"]);
     },
-    5 * 60 * 1000
+    5 * 60 * 1000,
   );
 
   it(
@@ -34,7 +34,7 @@ describe("installer", () => {
       const reviewdog = await installer.installReviewdog("latest", dir);
       await exec.exec(reviewdog, ["--version"]);
     },
-    5 * 60 * 1000
+    5 * 60 * 1000,
   );
 
   it(
@@ -44,7 +44,7 @@ describe("installer", () => {
       const golangci = await installer.installGolangciLint("v1.41.1", dir);
       await exec.exec(golangci, ["--version"]);
     },
-    5 * 60 * 1000
+    5 * 60 * 1000,
   );
 
   it(
@@ -54,6 +54,6 @@ describe("installer", () => {
       const golangci = await installer.installGolangciLint("latest", dir);
       await exec.exec(golangci, ["--version"]);
     },
-    5 * 60 * 1000
+    5 * 60 * 1000,
   );
 });
diff --git a/src/installer.ts b/src/installer.ts
index 2b25acb6..1482a83c 100644
--- a/src/installer.ts
+++ b/src/installer.ts
@@ -114,7 +114,7 @@ async function tagToVersion(tag: string, owner: string, repo: string): Promise<s
   }
   if (!response.result) {
     throw new Error(
-      `unable to find '${tag}' - use 'latest' or see https://github.com/${owner}/${repo}/releases for details`
+      `unable to find '${tag}' - use 'latest' or see https://github.com/${owner}/${repo}/releases for details`,
     );
   }
   let realTag = response.result.tag_name;
diff --git a/src/main.ts b/src/main.ts
index e77c5c75..1ac1d20c 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -39,14 +39,14 @@ async function run(): Promise<void> {
       "🐶 Installing reviewdog ... https://github.com/reviewdog/reviewdog",
       async () => {
         return await installer.installReviewdog(reviewdogVersion, tmpdir);
-      }
+      },
     );
 
     const golangci = await core.group(
       "Installing golangci-lint ... https://github.com/golangci/golangci-lint",
       async () => {
         return await installer.installGolangciLint(golangciLintVersion, tmpdir);
-      }
+      },
     );
 
     let cacheState: cache.State | undefined = undefined;
@@ -63,7 +63,7 @@ async function run(): Promise<void> {
         {
           cwd,
           ignoreReturnCode: true,
-        }
+        },
       );
 
       process.env["REVIEWDOG_GITHUB_API_TOKEN"] = core.getInput("github_token");
@@ -82,7 +82,7 @@ async function run(): Promise<void> {
           cwd,
           input: Buffer.from(output.stdout, "utf-8"),
           ignoreReturnCode: true,
-        }
+        },
       );
     });