diff --git a/app/pubspec.lock b/app/pubspec.lock
index 2d5cb934..0cdae77c 100644
--- a/app/pubspec.lock
+++ b/app/pubspec.lock
@@ -1297,7 +1297,7 @@ packages:
     dependency: "direct main"
     description:
       path: to_string
-      ref: HEAD
+      ref: "to_string-1.0.0"
       resolved-ref: "104d4bf9db5ed8982ffb802c0acaaf1a3f0acf3a"
       url: "https://gitlab.com/nkming2/dart-to-string"
     source: git
@@ -1306,8 +1306,8 @@ packages:
     dependency: "direct dev"
     description:
       path: to_string_build
-      ref: HEAD
-      resolved-ref: "104d4bf9db5ed8982ffb802c0acaaf1a3f0acf3a"
+      ref: "to_string_build-1.0.0"
+      resolved-ref: "334715f94312cf68fb3685e349d5623905fe9143"
       url: "https://gitlab.com/nkming2/dart-to-string"
     source: git
     version: "1.0.0"
diff --git a/app/pubspec.yaml b/app/pubspec.yaml
index 6a307248..1d14bbcb 100644
--- a/app/pubspec.yaml
+++ b/app/pubspec.yaml
@@ -102,7 +102,7 @@ dependencies:
   to_string:
     git:
       url: https://gitlab.com/nkming2/dart-to-string
-      ref: HEAD
+      ref: to_string-1.0.0
       path: to_string
   tuple: ^2.0.0
   url_launcher: ^6.0.3
@@ -135,7 +135,7 @@ dev_dependencies:
   to_string_build:
     git:
       url: https://gitlab.com/nkming2/dart-to-string
-      ref: HEAD
+      ref: to_string_build-1.0.0
       path: to_string_build
 
 # For information on the generic Dart part of this file, see the