diff --git a/pubspec.lock b/pubspec.lock
index 3c8aa76..493cbca 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -5,10 +5,10 @@ packages:
     dependency: transitive
     description:
       name: _flutterfire_internals
-      sha256: daa1d780fdecf8af925680c06c86563cdd445deea995d5c9176f1302a2b10bbe
+      sha256: "37a42d06068e2fe3deddb2da079a8c4d105f241225ba27b7122b37e9865fd8f7"
       url: "https://pub.dev"
     source: hosted
-    version: "1.3.48"
+    version: "1.3.35"
   ansicolor:
     dependency: transitive
     description:
@@ -189,34 +189,34 @@ packages:
     dependency: "direct main"
     description:
       name: firebase_auth
-      sha256: "03483af6e67b7c4b696ca9386989a6cd5593569e1ac5af6907ea5f7fd9c16d8b"
+      sha256: "279b2773ff61afd9763202cb5582e2b995ee57419d826b9af6517302a59b672f"
       url: "https://pub.dev"
     source: hosted
-    version: "5.3.4"
+    version: "4.16.0"
   firebase_auth_platform_interface:
     dependency: transitive
     description:
       name: firebase_auth_platform_interface
-      sha256: "3e1409f48c48930635705b1237ebbdee8c54c19106a0a4fb321dbb4b642820c4"
+      sha256: a0270e1db3b2098a14cb2a2342b3cd2e7e458e0c391b1f64f6f78b14296ec093
       url: "https://pub.dev"
     source: hosted
-    version: "7.4.10"
+    version: "7.3.0"
   firebase_auth_web:
     dependency: transitive
     description:
       name: firebase_auth_web
-      sha256: d83fe95c44d73c9c29b006ac7df3aa5e1b8ce92b62edc44e8f86250951fe2cd0
+      sha256: c7b1379ccef7abf4b6816eede67a868c44142198e42350f51c01d8fc03f95a7d
       url: "https://pub.dev"
     source: hosted
-    version: "5.13.5"
+    version: "5.8.13"
   firebase_core:
     dependency: "direct main"
     description:
       name: firebase_core
-      sha256: "15d761b95dfa2906dfcc31b7fc6fe293188533d1a3ffe78389ba9e69bd7fdbde"
+      sha256: "26de145bb9688a90962faec6f838247377b0b0d32cc0abecd9a4e43525fc856c"
       url: "https://pub.dev"
     source: hosted
-    version: "3.9.0"
+    version: "2.32.0"
   firebase_core_platform_interface:
     dependency: transitive
     description:
@@ -237,26 +237,26 @@ packages:
     dependency: "direct main"
     description:
       name: firebase_database
-      sha256: "473c25413683c1c4c8d80918efdc1a232722624bad3b6edfed9fae52b8d927c1"
+      sha256: "3b9ca306d26ad243ccbc4c717ff6e8563a080ebe11ee77fa7349b419c894b42d"
       url: "https://pub.dev"
     source: hosted
-    version: "11.2.0"
+    version: "10.5.7"
   firebase_database_platform_interface:
     dependency: transitive
     description:
       name: firebase_database_platform_interface
-      sha256: e83241bcbe4e1bcfcbfd12d0e2ef7706af009663d291efa96bc965adb9ded25d
+      sha256: "5864cc362275465e9bd682b243f19419c9d78b861c2db820241eea596ae3b320"
       url: "https://pub.dev"
     source: hosted
-    version: "0.2.5+47"
+    version: "0.2.5+35"
   firebase_database_web:
     dependency: transitive
     description:
       name: firebase_database_web
-      sha256: "9f4048132a3645f1ad528c4839a7c15ad3ff922ee7761821ea9526ffd52735b7"
+      sha256: a6008395dd20e8b8dde0691b441c181a1216c3866f89f48dcb6889d34fd35905
       url: "https://pub.dev"
     source: hosted
-    version: "0.2.6+5"
+    version: "0.2.5+7"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -312,6 +312,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "8.2.10"
+  google_identity_services_web:
+    dependency: transitive
+    description:
+      name: google_identity_services_web
+      sha256: "55580f436822d64c8ff9a77e37d61f5fb1e6c7ec9d632a43ee324e2a05c3c6c9"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.3.3"
   google_mobile_ads:
     dependency: "direct main"
     description:
@@ -324,10 +332,10 @@ packages:
     dependency: "direct main"
     description:
       name: google_sign_in
-      sha256: "821f354c053d51a2d417b02d42532a19a6ea8057d2f9ebb8863c07d81c98aaf9"
+      sha256: fad6ddc80c427b0bba705f2116204ce1173e09cf299f85e053d57a55e5b2dd56
       url: "https://pub.dev"
     source: hosted
-    version: "5.4.4"
+    version: "6.2.2"
   google_sign_in_android:
     dependency: transitive
     description:
@@ -356,10 +364,10 @@ packages:
     dependency: transitive
     description:
       name: google_sign_in_web
-      sha256: "75cc41ebc53b1756320ee14d9c3018ad3e6cea298147dbcd86e9d0c8d6720b40"
+      sha256: ada595df6c30cead48e66b1f3a050edf0c5cf2ba60c185d69690e08adcc6281b
       url: "https://pub.dev"
     source: hosted
-    version: "0.10.2+1"
+    version: "0.12.4+3"
   html:
     dependency: transitive
     description:
@@ -806,5 +814,5 @@ packages:
     source: hosted
     version: "3.1.3"
 sdks:
-  dart: ">=3.6.0 <4.0.0"
+  dart: ">=3.5.3 <4.0.0"
   flutter: ">=3.24.0"
diff --git a/pubspec.yaml b/pubspec.yaml
index b3e7383..4bb1398 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -4,7 +4,8 @@ publish_to: 'none'
 version: 1.0.6+7
 
 environment:
-  sdk: ^3.6.0
+  sdk: '>=3.5.3 <4.0.0'
+  flutter: ">=3.16.0"
 
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 # 의존성