diff --git a/Dockerfile b/Dockerfile
index 1431485..f2ab446 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-# syntax=docker/dockerfile:1.12
+# syntax=docker/dockerfile:1.11
 
 ##################
 ## common
diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 2f8ccc8..edd4e19 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -44,7 +44,7 @@
         "tailwind-merge": "1.14.0",
         "tailwindcss": "3.4.16",
         "tailwindcss-animate": "1.0.7",
-        "typescript": "5.7.2",
+        "typescript": "5.6.3",
         "vite": "5.4.11",
         "vitest": "1.6.0"
       }
@@ -10153,9 +10153,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.7.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.7.2.tgz",
-      "integrity": "sha512-i5t66RHxDvVN40HfDd1PsEThGNnlMCMT3jMUuoh9/0TaqWevNontacunWyN02LA9/fIbEWlcHZcgTKb9QoaLfg==",
+      "version": "5.6.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.6.3.tgz",
+      "integrity": "sha512-hjcS1mhfuyi4WW8IWtjP7brDrG2cuDZukyrYrSauoXGNgx0S7zceP07adYkJycEr56BOUTNPzbInooiN3fn1qw==",
       "license": "Apache-2.0",
       "bin": {
         "tsc": "bin/tsc",
diff --git a/frontend/package.json b/frontend/package.json
index fda63f5..3c077d2 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -43,7 +43,7 @@
     "tailwind-merge": "1.14.0",
     "tailwindcss": "3.4.16",
     "tailwindcss-animate": "1.0.7",
-    "typescript": "5.7.2",
+    "typescript": "5.6.3",
     "vite": "5.4.11",
     "vitest": "1.6.0"
   },
diff --git a/package-lock.json b/package-lock.json
index 2ca5ec9..15bd6a0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -95,7 +95,7 @@
         "ts-loader": "9.5.1",
         "ts-node": "10.9.2",
         "tsconfig-paths": "4.2.0",
-        "typescript": "5.7.2"
+        "typescript": "5.6.3"
       }
     },
     "node_modules/@aashutoshrathi/word-wrap": {
@@ -1952,6 +1952,20 @@
         }
       }
     },
+    "node_modules/@nestjs/cli/node_modules/typescript": {
+      "version": "5.7.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.7.2.tgz",
+      "integrity": "sha512-i5t66RHxDvVN40HfDd1PsEThGNnlMCMT3jMUuoh9/0TaqWevNontacunWyN02LA9/fIbEWlcHZcgTKb9QoaLfg==",
+      "dev": true,
+      "license": "Apache-2.0",
+      "bin": {
+        "tsc": "bin/tsc",
+        "tsserver": "bin/tsserver"
+      },
+      "engines": {
+        "node": ">=14.17"
+      }
+    },
     "node_modules/@nestjs/common": {
       "version": "10.4.15",
       "resolved": "https://registry.npmjs.org/@nestjs/common/-/common-10.4.15.tgz",
@@ -13277,9 +13291,9 @@
       "integrity": "sha512-i5lLI6iw9AU3Uu4szRNPPEkomnkjRTaVt9hy/bn5g/oSzekBSMeLZblcjP74AW0vBabqERLLIrz+gR8QYR54Tw=="
     },
     "node_modules/typescript": {
-      "version": "5.7.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.7.2.tgz",
-      "integrity": "sha512-i5t66RHxDvVN40HfDd1PsEThGNnlMCMT3jMUuoh9/0TaqWevNontacunWyN02LA9/fIbEWlcHZcgTKb9QoaLfg==",
+      "version": "5.6.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.6.3.tgz",
+      "integrity": "sha512-hjcS1mhfuyi4WW8IWtjP7brDrG2cuDZukyrYrSauoXGNgx0S7zceP07adYkJycEr56BOUTNPzbInooiN3fn1qw==",
       "devOptional": true,
       "license": "Apache-2.0",
       "bin": {
diff --git a/package.json b/package.json
index d058bc6..f45a650 100644
--- a/package.json
+++ b/package.json
@@ -112,7 +112,7 @@
     "ts-loader": "9.5.1",
     "ts-node": "10.9.2",
     "tsconfig-paths": "4.2.0",
-    "typescript": "5.7.2"
+    "typescript": "5.6.3"
   },
   "jest": {
     "moduleFileExtensions": [