diff --git a/CHANGELOG.md b/CHANGELOG.md
index 071ad77..1c180d1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Change Log
 
+## 7.1.0
+
+* Required Dart >= 2.18.x
+* Updated `analyzer` to 5.x.x
+
 ## 7.0.0
 
 * Required Dart >= 2.17.x
diff --git a/lib/src/commands/rename.dart b/lib/src/commands/rename.dart
index 84923c3..7fbbb3f 100644
--- a/lib/src/commands/rename.dart
+++ b/lib/src/commands/rename.dart
@@ -225,11 +225,13 @@ class RenamingVisitor extends RecursiveAstVisitor {
 
   @override
   void visitLibraryDirective(LibraryDirective node) {
-    var name = node.name.name;
+    var name = node.name2?.name;
 
-    if (name.startsWith(oldName)) {
-      replace[[node.offset, node.end]] =
-          'library ${name.replaceFirst(oldName, newName)};';
+    if (name != null) {
+      if (name.startsWith(oldName)) {
+        replace[[node.offset, node.end]] =
+            'library ${name.replaceFirst(oldName, newName)};';
+      }
     }
   }
 
diff --git a/lib/src/commands/service_generators/custom.dart b/lib/src/commands/service_generators/custom.dart
index 9008b69..7d70c43 100644
--- a/lib/src/commands/service_generators/custom.dart
+++ b/lib/src/commands/service_generators/custom.dart
@@ -2,12 +2,6 @@ import 'package:code_builder/code_builder.dart';
 import 'generator.dart';
 
 class CustomServiceGenerator extends ServiceGenerator {
-  @override
-  bool get createsModel => false;
-
-  @override
-  bool get createsValidator => false;
-
   const CustomServiceGenerator() : super('Custom');
 
   @override
diff --git a/lib/src/commands/service_generators/generator.dart b/lib/src/commands/service_generators/generator.dart
index 6328958..6cd76ae 100644
--- a/lib/src/commands/service_generators/generator.dart
+++ b/lib/src/commands/service_generators/generator.dart
@@ -8,6 +8,7 @@ class ServiceGenerator {
 
   List<MakerDependency> get dependencies => [];
 
+  /*
   @deprecated
   bool get createsModel => true;
 
@@ -22,6 +23,7 @@ class ServiceGenerator {
 
   @deprecated
   bool get shouldRunBuild => false;
+  */
 
   bool get goesFirst => false;
 
diff --git a/lib/src/commands/service_generators/map.dart b/lib/src/commands/service_generators/map.dart
index 545961d..e6482a5 100644
--- a/lib/src/commands/service_generators/map.dart
+++ b/lib/src/commands/service_generators/map.dart
@@ -4,9 +4,6 @@ import 'package:code_builder/code_builder.dart';
 class MapServiceGenerator extends ServiceGenerator {
   const MapServiceGenerator() : super('In-Memory');
 
-  @override
-  bool get createsModel => false;
-
   @override
   Expression createInstance(LibraryBuilder library, MethodBuilder methodBuilder,
       String name, String lower) {
diff --git a/lib/src/commands/service_generators/mongo.dart b/lib/src/commands/service_generators/mongo.dart
index 0e84fce..9ce01b2 100644
--- a/lib/src/commands/service_generators/mongo.dart
+++ b/lib/src/commands/service_generators/mongo.dart
@@ -10,9 +10,6 @@ class MongoServiceGenerator extends ServiceGenerator {
   List<MakerDependency> get dependencies =>
       const [MakerDependency('angel3_mongo', '^7.0.0')];
 
-  @override
-  bool get createsModel => false;
-
   @override
   void applyToConfigureServer(
       LibraryBuilder library,
diff --git a/lib/src/commands/service_generators/rethink.dart b/lib/src/commands/service_generators/rethink.dart
index dcc18c8..097bea8 100644
--- a/lib/src/commands/service_generators/rethink.dart
+++ b/lib/src/commands/service_generators/rethink.dart
@@ -10,9 +10,6 @@ class RethinkServiceGenerator extends ServiceGenerator {
   List<MakerDependency> get dependencies =>
       const [MakerDependency('angel3_rethink', '^4.0.0')];
 
-  @override
-  bool get createsModel => false;
-
   @override
   void applyToConfigureServer(
       LibraryBuilder library,
diff --git a/pubspec.yaml b/pubspec.yaml
index 28695bc..2189e06 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,12 +1,12 @@
 name: angel3_cli
-version: 7.0.0
+version: 7.1.0
 description: Command line tools for the Angel3 framework, including scaffolding.
 homepage: https://angel3-framework.web.app/
 repository: https://github.com/dukefirehawk/angel3-cli
 environment: 
-  sdk: '>=2.17.0 <3.0.0'
+  sdk: '>=2.18.0 <3.0.0'
 dependencies: 
-  analyzer: ^4.0.0
+  analyzer: ^5.2.0
   args: ^2.1.1
   code_builder: ^4.0.0
   dart_style: ^2.0.1
diff --git a/test/replace_name.dart b/test/replace_name.dart
index a037115..67df9d6 100644
--- a/test/replace_name.dart
+++ b/test/replace_name.dart
@@ -42,7 +42,7 @@ void main() async {
         var contents = lineList.fold<String>('', (prev, cur) {
           var updatedCur = updateImport(cur, oldName, newName);
           updatedCur = updateMustacheBinding(updatedCur, oldName, newName);
-          return prev + '\n' + updatedCur;
+          return '$prev\n$updatedCur';
         });
         await file.writeAsString(fmt.format(contents));