diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 7282be8..215f02e 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.27.3"
+  ".": "1.27.4"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index fd7421c..3107702 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.27.4](https://github.com/devy1540/devy1540.github.io/compare/v1.27.3...v1.27.4) (2026-07-19)
+
+
+### 버그 수정
+
+* publish explicit post modification dates ([#191](https://github.com/devy1540/devy1540.github.io/issues/191)) ([60ed57c](https://github.com/devy1540/devy1540.github.io/commit/60ed57cb16fb6f94bc0770534fc4f9e31c0f4328))
+
 ## [1.27.3](https://github.com/devy1540/devy1540.github.io/compare/v1.27.2...v1.27.3) (2026-07-13)
 
 
diff --git a/package-lock.json b/package-lock.json
index 6c551bb..23f2d80 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "devy1540",
-  "version": "1.27.3",
+  "version": "1.27.4",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "devy1540",
-      "version": "1.27.3",
+      "version": "1.27.4",
       "dependencies": {
         "@giscus/react": "^3.1.0",
         "@react-pdf/renderer": "^4.3.2",
diff --git a/package.json b/package.json
index bca3e7f..578976f 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "devy1540",
   "private": true,
-  "version": "1.27.3",
+  "version": "1.27.4",
   "type": "module",
   "scripts": {
     "dev": "vite",