diff --git a/CHANGELOG.md b/CHANGELOG.md
index 39021ed..07dc6bf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 2.1.2
+
+-Support newer Dart and `http` versions
+
 ## 2.1.1
 
 - Migrate to `flutter_lints`
diff --git a/README.md b/README.md
index 11b74f8..b9b94f6 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@ Add to ``pubspec.yaml``:
 
 ```yaml
 dependencies:
-  studip: ^2.0.0
+  studip: ^2.1.2
 ```
 
 A simple usage example:
diff --git a/analysis_options.yaml b/analysis_options.yaml
index dfc7a9d..d8b4d68 100644
--- a/analysis_options.yaml
+++ b/analysis_options.yaml
@@ -10,9 +10,6 @@
 include: package:flutter_lints/flutter.yaml
 
 analyzer:
-  strong-mode:
-    implicit-casts: false
-    implicit-dynamic: true
   errors:
     # treat missing required parameters as a warning (not a hint)
     missing_required_param: warning
@@ -54,7 +51,7 @@ linter:
     - always_declare_return_types
     - always_put_control_body_on_new_line
     # - always_put_required_named_parameters_first
-    - always_require_non_null_named_parameters
+    # - always_require_non_null_named_parameters
     # - always_specify_types
     - always_use_package_imports
     - annotate_overrides
@@ -82,8 +79,8 @@ linter:
     - avoid_relative_lib_imports
     - avoid_renaming_method_parameters
     - avoid_return_types_on_setters
-    - avoid_returning_null
-    - avoid_returning_null_for_future
+    # - avoid_returning_null
+    # - avoid_returning_null_for_future
     - avoid_returning_null_for_void
     - avoid_returning_this
     - avoid_setters_without_getters
@@ -122,7 +119,7 @@ linter:
     - flutter_style_todos
     - hash_and_equals
     - implementation_imports
-    - invariant_booleans
+    # - invariant_booleans
     - iterable_contains_unrelated_type
     - join_return_with_assignment
     - leading_newlines_in_multiline_strings
@@ -162,7 +159,7 @@ linter:
     - prefer_constructors_over_static_methods
     - prefer_contains
     # - prefer_double_quotes
-    - prefer_equal_for_default_values
+    # - prefer_equal_for_default_values
     - prefer_expression_function_bodies
     - prefer_final_fields
     - prefer_final_in_for_each
diff --git a/pubspec.yaml b/pubspec.yaml
index 89f1b5d..c7c608d 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,16 +1,16 @@
 name: studip
 description: A simple-to-use wrapper for Stud.IP's RestAPI service in Dart.
-version: 2.1.1
+version: 2.1.2
 homepage: https://github.com/ThexXTURBOXx/dart-studip
 repository: https://github.com/ThexXTURBOXx/dart-studip
 issue_tracker: https://github.com/ThexXTURBOXx/dart-studip/issues
 
 environment:
-  sdk: '>=2.12.0 <3.0.0'
+  sdk: '>=2.12.0 <4.0.0'
 
 dependencies:
-  http: ^0.13.3
+  http: '>=0.13.3 <2.0.0'
   oauth1: ^2.0.0
 
 dev_dependencies:
-  flutter_lints: ^1.0.4
+  flutter_lints: ^2.0.1