diff --git a/dev/docs/platform_integration/pubspec.yaml b/dev/docs/platform_integration/pubspec.yaml
index 6fefc80ae6639..15302960a6167 100644
--- a/dev/docs/platform_integration/pubspec.yaml
+++ b/dev/docs/platform_integration/pubspec.yaml
@@ -1,2 +1,4 @@
 name: platform_integration
 
+environment:
+  sdk: ">=2.12.0 <3.0.0"
diff --git a/packages/flutter_test/test/test_config/project_root/pubspec.yaml b/packages/flutter_test/test/test_config/project_root/pubspec.yaml
index 5c355ed8c9911..8a39bec6b8f5c 100644
--- a/packages/flutter_test/test/test_config/project_root/pubspec.yaml
+++ b/packages/flutter_test/test/test_config/project_root/pubspec.yaml
@@ -4,6 +4,6 @@
 name: dummy
 
 environment:
-  sdk: '>=2.10.0 <3.0.0'
+  sdk: '>=2.12.0 <3.0.0'
 
 # PUBSPEC CHECKSUM: 0000
diff --git a/packages/flutter_tools/test/data/asset_test/font/pubspec.yaml b/packages/flutter_tools/test/data/asset_test/font/pubspec.yaml
index f6032ad360538..10e62a856414b 100644
--- a/packages/flutter_tools/test/data/asset_test/font/pubspec.yaml
+++ b/packages/flutter_tools/test/data/asset_test/font/pubspec.yaml
@@ -2,7 +2,7 @@ name: font
 description: A test project that contains a font.
 
 environment:
-  sdk: ">=2.0.0-dev.68.0 <3.0.0"
+  sdk: ">=2.12.0 <3.0.0"
 
 flutter:
   uses-material-design: true
diff --git a/packages/flutter_tools/test/data/asset_test/main/pubspec.yaml b/packages/flutter_tools/test/data/asset_test/main/pubspec.yaml
index a1b6779a848bc..5a898f9ec0107 100644
--- a/packages/flutter_tools/test/data/asset_test/main/pubspec.yaml
+++ b/packages/flutter_tools/test/data/asset_test/main/pubspec.yaml
@@ -2,7 +2,7 @@ name: main
 description: A test project that has a package with a font as a dependency.
 
 environment:
-  sdk: ">=2.0.0-dev.68.0 <3.0.0"
+  sdk: ">=2.12.0 <3.0.0"
 
 dependencies:
   font:
diff --git a/packages/integration_test/integration_test_macos/pubspec.yaml b/packages/integration_test/integration_test_macos/pubspec.yaml
index 11f8c50c64160..b336123cac43d 100644
--- a/packages/integration_test/integration_test_macos/pubspec.yaml
+++ b/packages/integration_test/integration_test_macos/pubspec.yaml
@@ -11,7 +11,7 @@ flutter:
         pluginClass: IntegrationTestPlugin
 
 environment:
-  sdk: ">=2.1.0 <3.0.0"
+  sdk: ">=2.12.0 <3.0.0"
 
 dependencies:
   flutter: