diff --git a/pkg/analysis_server/lib/src/services/correction/fix_internal.dart b/pkg/analysis_server/lib/src/services/correction/fix_internal.dart
index 72ac56ff3e6..a97741fc4ed 100644
--- a/pkg/analysis_server/lib/src/services/correction/fix_internal.dart
+++ b/pkg/analysis_server/lib/src/services/correction/fix_internal.dart
@@ -3816,7 +3816,9 @@ class _ExecutableParameters {
   Future<FormalParameterList> getParameterList() async {
     var name = await astProvider.getParsedNameForElement(executable);
     AstNode targetDeclaration = name?.parent;
-    if (targetDeclaration is FunctionDeclaration) {
+    if (targetDeclaration is ConstructorDeclaration) {
+      return targetDeclaration.parameters;
+    } else if (targetDeclaration is FunctionDeclaration) {
       FunctionExpression function = targetDeclaration.functionExpression;
       return function.parameters;
     } else if (targetDeclaration is MethodDeclaration) {
diff --git a/pkg/analysis_server/test/services/correction/fix_test.dart b/pkg/analysis_server/test/services/correction/fix_test.dart
index 0f0bb9c0bdc..be7a4cc7798 100644
--- a/pkg/analysis_server/test/services/correction/fix_test.dart
+++ b/pkg/analysis_server/test/services/correction/fix_test.dart
@@ -825,6 +825,90 @@ class A {
 ''');
   }
 
+  test_addMissingParameterNamed_constructor_hasNamed() async {
+    await resolveTestUnit('''
+class A {
+  A(int a, {int b}) {}
+}
+
+main() {
+  new A(1, b: 2, named: 3.0);
+}
+''');
+    await assertHasFix(DartFixKind.ADD_MISSING_PARAMETER_NAMED, '''
+class A {
+  A(int a, {int b, double named}) {}
+}
+
+main() {
+  new A(1, b: 2, named: 3.0);
+}
+''');
+  }
+
+  test_addMissingParameterNamed_constructor_hasRequired() async {
+    await resolveTestUnit('''
+class A {
+  A(int a) {}
+}
+
+main() {
+  new A(1, named: 2.0);
+}
+''');
+    await assertHasFix(DartFixKind.ADD_MISSING_PARAMETER_NAMED, '''
+class A {
+  A(int a, {double named}) {}
+}
+
+main() {
+  new A(1, named: 2.0);
+}
+''');
+  }
+
+  test_addMissingParameterNamed_constructor_noParameters() async {
+    await resolveTestUnit('''
+class A {
+  A() {}
+}
+
+main() {
+  new A(named: 42);
+}
+''');
+    await assertHasFix(DartFixKind.ADD_MISSING_PARAMETER_NAMED, '''
+class A {
+  A({int named}) {}
+}
+
+main() {
+  new A(named: 42);
+}
+''');
+  }
+
+  test_addMissingParameterNamed_constructor_noParameters_named() async {
+    await resolveTestUnit('''
+class A {
+  A.aaa() {}
+}
+
+main() {
+  new A.aaa(named: 42);
+}
+''');
+    await assertHasFix(DartFixKind.ADD_MISSING_PARAMETER_NAMED, '''
+class A {
+  A.aaa({int named}) {}
+}
+
+main() {
+  new A.aaa(named: 42);
+}
+''');
+  }
+
   test_addMissingParameterNamed_function_hasNamed() async {
     await resolveTestUnit('''
 test(int a, {int b: 0}) {}
@@ -897,6 +981,19 @@ class A {
 ''');
   }
 
+  test_addMissingParameterNamed_method_hasOptionalPositional() async {
+    await resolveTestUnit('''
+class A {
+  test(int a, [int b]) {}
+
+  main() {
+    test(1, 2, named: 3.0);
+  }
+}
+''');
+    await assertNoFix(DartFixKind.ADD_MISSING_PARAMETER_NAMED);
+  }
+
   test_addMissingParameterNamed_method_hasRequired() async {
     await resolveTestUnit('''
 class A {