diff --git a/melos.yaml b/melos.yaml
index b83bc3b..9454262 100644
--- a/melos.yaml
+++ b/melos.yaml
@@ -11,6 +11,10 @@ command:
       Release
 
       {new_package_versions}
+  bootstrap:
+    environment:
+      sdk: ">=3.2.0 <4.0.0"
+      flutter: ">=3.16.0"
 
 scripts:
   lint:all:
diff --git a/packages/dropdown_button2/pubspec.yaml b/packages/dropdown_button2/pubspec.yaml
index 21fa21e..b96c98c 100644
--- a/packages/dropdown_button2/pubspec.yaml
+++ b/packages/dropdown_button2/pubspec.yaml
@@ -5,8 +5,8 @@ repository: https://github.com/AhmedLSayed9/dropdown_button2
 issue_tracker: https://github.com/AhmedLSayed9/dropdown_button2/issues
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=3.2.0 <4.0.0"
+  flutter: ">=3.16.0"
 
 dependencies:
   flutter:
diff --git a/packages/dropdown_button2_test/pubspec.yaml b/packages/dropdown_button2_test/pubspec.yaml
index e857ff1..b8671e3 100644
--- a/packages/dropdown_button2_test/pubspec.yaml
+++ b/packages/dropdown_button2_test/pubspec.yaml
@@ -2,8 +2,8 @@ name: dropdown_button2_test
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=3.2.0 <4.0.0"
+  flutter: ">=3.16.0"
 
 dependencies:
   flutter:
diff --git a/pubspec.yaml b/pubspec.yaml
index 744c8f0..9dd1775 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -2,7 +2,7 @@ name: dropdown_button2_workspace
 publish_to: "none"
 
 environment:
-  sdk: ">=3.0.0 <4.0.0"
+  sdk: ">=3.2.0 <4.0.0"
 
 dev_dependencies:
   flutter_lints: ^2.0.1