diff --git a/pkg/pub_integration/pubspec.yaml b/pkg/pub_integration/pubspec.yaml
index 6da202b89e..12685149c0 100644
--- a/pkg/pub_integration/pubspec.yaml
+++ b/pkg/pub_integration/pubspec.yaml
@@ -19,5 +19,6 @@ dependencies:
 dev_dependencies:
   coverage: any # test already depends on it
   markdown: ^7.3.0
+  pubspec_parse: ^1.5.0
   shelf: ^1.4.0
   test: ^1.16.5
diff --git a/pkg/pub_integration/test/publish_rejection_test.dart b/pkg/pub_integration/test/publish_rejection_test.dart
index 80fc6800e2..5b7210c689 100644
--- a/pkg/pub_integration/test/publish_rejection_test.dart
+++ b/pkg/pub_integration/test/publish_rejection_test.dart
@@ -8,6 +8,8 @@ import 'package:path/path.dart' as p;
 import 'package:pub_integration/src/fake_credentials.dart';
 import 'package:pub_integration/src/fake_test_context_provider.dart';
 import 'package:pub_integration/src/pub_tool_client.dart';
+import 'package:pub_semver/pub_semver.dart';
+import 'package:pubspec_parse/pubspec_parse.dart';
 import 'package:test/test.dart';
 
 void main() {
@@ -36,10 +38,27 @@ void main() {
     test('uses a template', () async {
       final tempDir = await Directory.systemTemp.createTemp();
       try {
-        final dependentPackages = {
-          'lints': '6.0.0',
-          'path': '1.9.1',
-          'test': '1.99.0',
+        // create templated package
+        final pkgDir = p.join(tempDir.path, 'pkg');
+        await globalDartTool.create(pkgDir);
+
+        // collect dependencies:
+        final pubspec = Pubspec.parse(
+            await File(p.join(pkgDir, 'pubspec.yaml')).readAsString());
+
+        String extractConstraint(Dependency d) {
+          if (d is! HostedDependency) {
+            throw ArgumentError();
+          }
+          final v = d.version as VersionRange;
+          return v.min.toString();
+        }
+
+        final dependentPackages = <String, String>{
+          ...pubspec.dependencies
+              .map((k, v) => MapEntry(k, extractConstraint(v))),
+          ...pubspec.devDependencies
+              .map((k, v) => MapEntry(k, extractConstraint(v))),
         };
         for (final d in dependentPackages.keys) {
           final pkgDir = p.join(tempDir.path, d);
@@ -59,11 +78,6 @@ void main() {
           await localDartTool.publish(pkgDir);
         }
 
-        final pkgName = 'pkg';
-        final pkgDir = p.join(tempDir.path, pkgName);
-        // create templated package
-        await globalDartTool.create(pkgDir);
-
         // customize content to clear publishing warnings
         final pubspecFile = File(p.join(pkgDir, 'pubspec.yaml'));
         final pubspecContent = await pubspecFile.readAsString();