diff --git a/denops/kakkonan/main.ts b/denops/kakkonan/main.ts
index 0db1958..e320e02 100644
--- a/denops/kakkonan/main.ts
+++ b/denops/kakkonan/main.ts
@@ -1,5 +1,5 @@
-import { Denops } from "https://deno.land/x/denops_std@v3.8.1/mod.ts";
-import { load } from "https://deno.land/x/denops_std@v3.8.1/helper/mod.ts";
+import { Denops } from "https://deno.land/x/denops_std@v7.0.2/mod.ts";
+import { load } from "https://deno.land/x/denops_std@v7.0.2/helper/mod.ts";
 import {
   backQuote,
   backSpaceEnter,
diff --git a/denops/kakkonan/mod/bscr.ts b/denops/kakkonan/mod/bscr.ts
index 83c3554..89745d4 100644
--- a/denops/kakkonan/mod/bscr.ts
+++ b/denops/kakkonan/mod/bscr.ts
@@ -1,4 +1,4 @@
-import { Vim } from "https://deno.land/x/denops_std@v3.8.1/mod.ts";
+import { Vim } from "https://deno.land/x/denops_std@v7.0.2/mod.ts";
 import { getLineChar } from "./getLineChar.ts";
 import { brackets } from "./brackets.ts";
 
diff --git a/denops/kakkonan/mod/completion.ts b/denops/kakkonan/mod/completion.ts
index 8278b02..11f41bc 100644
--- a/denops/kakkonan/mod/completion.ts
+++ b/denops/kakkonan/mod/completion.ts
@@ -1,4 +1,4 @@
-import { Denops } from "https://deno.land/x/denops_std@v3.8.1/mod.ts";
+import { Denops } from "https://deno.land/x/denops_std@v7.0.2/mod.ts";
 import { getLineChar } from "./getLineChar.ts";
 import { backQuote, brackets, quotes } from "./brackets.ts";
 
diff --git a/denops/kakkonan/mod/customSurround.ts b/denops/kakkonan/mod/customSurround.ts
index 4780e5a..e6018c9 100644
--- a/denops/kakkonan/mod/customSurround.ts
+++ b/denops/kakkonan/mod/customSurround.ts
@@ -1,5 +1,5 @@
-import { Denops } from "https://deno.land/x/denops_std@v3.8.1/mod.ts";
-import { execute } from "https://deno.land/x/denops_std@v3.8.1/helper/mod.ts";
+import { Denops } from "https://deno.land/x/denops_std@v7.0.2/mod.ts";
+import { execute } from "https://deno.land/x/denops_std@v7.0.2/helper/mod.ts";
 
 export async function customSurroundBrackets(
   vim: Denops,
diff --git a/denops/kakkonan/mod/delete.ts b/denops/kakkonan/mod/delete.ts
index a7e569c..3347af6 100644
--- a/denops/kakkonan/mod/delete.ts
+++ b/denops/kakkonan/mod/delete.ts
@@ -1,4 +1,4 @@
-import { Denops } from "https://deno.land/x/denops_std@v3.8.1/mod.ts";
+import { Denops } from "https://deno.land/x/denops_std@v7.0.2/mod.ts";
 import { backQuote, brackets, quotes } from "./brackets.ts";
 
 export async function deleteBrackets(vim: Denops): Promise<void> {
diff --git a/denops/kakkonan/mod/getLineChar.ts b/denops/kakkonan/mod/getLineChar.ts
index df5c15b..4c652c5 100644
--- a/denops/kakkonan/mod/getLineChar.ts
+++ b/denops/kakkonan/mod/getLineChar.ts
@@ -1,4 +1,4 @@
-import { Denops } from "https://deno.land/x/denops_std@v3.8.1/mod.ts";
+import { Denops } from "https://deno.land/x/denops_std@v7.0.2/mod.ts";
 
 export async function getLineChar(vim: Denops, diff: number): Promise<string> {
   const cursorStr = await vim.call("getline", ".") as string;
diff --git a/denops/kakkonan/mod/replace.ts b/denops/kakkonan/mod/replace.ts
index df89d82..485ea60 100644
--- a/denops/kakkonan/mod/replace.ts
+++ b/denops/kakkonan/mod/replace.ts
@@ -1,4 +1,4 @@
-import { Denops } from "https://deno.land/x/denops_std@v3.8.1/mod.ts";
+import { Denops } from "https://deno.land/x/denops_std@v7.0.2/mod.ts";
 import { backQuote, brackets, quotes } from "./brackets.ts";
 
 export async function replaceBrackets(
diff --git a/denops/kakkonan/mod/surround.ts b/denops/kakkonan/mod/surround.ts
index 42800bf..54fab33 100644
--- a/denops/kakkonan/mod/surround.ts
+++ b/denops/kakkonan/mod/surround.ts
@@ -1,11 +1,12 @@
-import { Denops } from "https://deno.land/x/denops_std@v3.8.1/mod.ts";
-import { execute } from "https://deno.land/x/denops_std@v3.8.1/helper/mod.ts";
+import { Denops } from "https://deno.land/x/denops_std@v7.0.2/mod.ts";
+import { execute } from "https://deno.land/x/denops_std@v7.0.2/helper/mod.ts";
 import { brackets } from "./brackets.ts";
 
 export async function surroundBrackets(
   vim: Denops,
   inputBracket: string,
 ): Promise<void> {
+  let a = 1;
   await execute(vim, "normal `<");
 
   let startColNo: number;
@@ -41,12 +42,15 @@ export async function surroundBrackets(
 
   // 複数行を一気に囲もうとするとバグる
   // TODO: 原因調査
-  if (startLineNo != finishLineNo) {
+  if (startLineNo !== finishLineNo) {
     const startLine = await vim.call("getline", startLineNo) as string;
     const finishLine = await vim.call("getline", finishLineNo) as string;
 
     const updateStartLine = startLine.slice(0, startColNo - 1) +
       inputBracket + startLine.slice(startColNo - 1, startLine.length);
+    console.log(updateStartLine);
+    console.log(a);
+    a++;
     const updateFinishLine = finishLine.slice(0, finishColNo) +
       brackets[inputBracket] +
       finishLine.slice(finishColNo, finishLine.length);