diff --git a/app/javascript/textarea-initializer.js b/app/javascript/textarea-initializer.js
index d4b3bee02b5..1b72b076e79 100644
--- a/app/javascript/textarea-initializer.js
+++ b/app/javascript/textarea-initializer.js
@@ -57,8 +57,8 @@ export default class {
         responseKey: 'url',
         csrfToken: CSRF.getToken(),
         placeholder: '%filenameをアップロード中...',
-        //  uploadImageTag:
-        //  '<img src=%url width="100" height="100" loading="lazy" decoding="async" alt="%filename">\n',
+        uploadImageTag:
+          '<img src=%url width="%width" height="%height" loading="lazy" decoding="async" alt="%filename">\n',
         afterPreview: () => {
           autosize.update(textarea)
 
diff --git a/package.json b/package.json
index 58d98da870d..8882a9d40ff 100644
--- a/package.json
+++ b/package.json
@@ -50,7 +50,7 @@
     "sweetalert2": "^11.1.5",
     "swr": "^1.3.0",
     "tailwindcss": "^3.1.8",
-    "textarea-markdown": "^1.5.1",
+    "textarea-markdown": "^1.6.0",
     "tributejs": "^5.1.3",
     "use-sync-external-store": "^1.2.0",
     "vue": "^2.6.10",
diff --git a/yarn.lock b/yarn.lock
index 19d5a35933b..099c37a0f5c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8976,10 +8976,10 @@ text-table@^0.2.0:
   resolved "https://registry.yarnpkg.com/text-table/-/text-table-0.2.0.tgz#7f5ee823ae805207c00af2df4a84ec3fcfa570b4"
   integrity sha512-N+8UisAXDGk8PFXP4HAzVR9nbfmVJ3zYLAWiTIoqC5v5isinhr+r5uaO8+7r3BMfuNIufIsA7RdpVgacC2cSpw==
 
-textarea-markdown@^1.5.1:
-  version "1.5.1"
-  resolved "https://registry.yarnpkg.com/textarea-markdown/-/textarea-markdown-1.5.1.tgz#90530d6292ba17972538ba20139006fbd0ac76fa"
-  integrity sha512-WAwxa1n7CG0ySfGSVll/G0cIFKP47fqwr64PiDiHhlXTrknOEyTnz+OKR3OWvEi9125SC+QbuZiJ20nE22F7vw==
+textarea-markdown@^1.6.0:
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/textarea-markdown/-/textarea-markdown-1.6.0.tgz#1689a8beaf17b0b11a440dfbebd4649ba3158018"
+  integrity sha512-cF4Xh54cu30fb+8a/SaN+r2ol0N8O9m5TKkxiGf7Cvv87FT4WfcQLWGanuwhKCdrZFjf7Vgv5X3XwpefVl8/gw==
   dependencies:
     file-type "^16.5.4"
     filesize "^10.0.5"