diff --git a/.gitignore b/.gitignore
index 85f588c..2fbf84f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,73 +1,74 @@
-######################
-# Project Specific
-######################
-*.g.dart
-doc/
+# Miscellaneous
+*.class
+*.log
+*.pyc
+*.swp
+.DS_Store
+.atom/
+.buildlog/
+.history
+.svn/
 
-######################
-# Intellij
-######################
-.idea*
+# IntelliJ related
 *.iml
-*.iws
 *.ipr
-*.ids
-*.orig
-classes/
-build/
-gen/
+*.iws
+.idea/
+gradle.properties
 
-######################
-# Visual Studio Code
-######################
+# Visual Studio Code related
 .vscode/
 
-######################
-# Windows
-######################
-# Windows image file caches
-Thumbs.db
-
-# Folder config file
-Desktop.ini
-
-######################
-# Mac OSX
-######################
-.DS_Store
-.svn
-
-# Thumbnails
-._*
-
-# Files that might appear on external disk
-.Spotlight-V100
-.Trashes
-
-######################
-# Flutter & Dart
-######################
-.packages
-.pub/
+# Flutter/Dart/Pub related
+**/doc/api/
 .dart_tool/
 .flutter-plugins
+.packages
+.pub-cache/
+.pub/
+build/
 
-######################
-# Directories
-######################
-/bin/
-/deploy/
-/out/
+# Android related
+**/android/**/gradle-wrapper.jar
+**/android/.gradle
+**/android/captures/
+**/android/gradlew
+**/android/gradlew.bat
+**/android/local.properties
+**/android/**/GeneratedPluginRegistrant.java
 
-######################
-# Logs
-######################
-*.log*
+# iOS/XCode related
+**/ios/**/*.mode1v3
+**/ios/**/*.mode2v3
+**/ios/**/*.moved-aside
+**/ios/**/*.pbxuser
+**/ios/**/*.perspectivev3
+**/ios/**/*sync/
+**/ios/**/.sconsign.dblite
+**/ios/**/.tags*
+**/ios/**/.vagrant/
+**/ios/**/DerivedData/
+**/ios/**/Icon?
+**/ios/**/Pods/
+**/ios/**/.symlinks/
+**/ios/**/profile
+**/ios/**/xcuserdata
+**/ios/**/xcshareddata
+**/ios/.generated/
+**/ios/Flutter/App.framework
+**/ios/Flutter/Flutter.framework
+**/ios/Flutter/Generated.xcconfig
+**/ios/Flutter/app.flx
+**/ios/Flutter/app.zip
+**/ios/Flutter/flutter_assets/
+**/ios/Flutter/flutter_export_environment.sh
+**/ios/ServiceDefinitions.json
+**/ios/Runner/GeneratedPluginRegistrant.*
 
-######################
-# Others
-######################
-*.class
-*.*~
-*~
-.merge_file*
\ No newline at end of file
+# Exceptions to above rules.
+!**/ios/**/default.mode1v3
+!**/ios/**/default.mode2v3
+!**/ios/**/default.pbxuser
+!**/ios/**/default.perspectivev3
+!/packages/flutter_tools/test/data/dart_dependencies_test/**/.packages
+.env*
diff --git a/android/local.properties b/android/local.properties
deleted file mode 100644
index bc8ea8a..0000000
--- a/android/local.properties
+++ /dev/null
@@ -1,3 +0,0 @@
-sdk.dir=/Users/jamescollins/Library/Android/sdk
-flutter.sdk=/Users/jamescollins/Development/sdks/flutter
-flutter.versionName=2.0.1
\ No newline at end of file
diff --git a/lib/src/dotenv.dart b/lib/src/dotenv.dart
index f112af8..45bd40b 100644
--- a/lib/src/dotenv.dart
+++ b/lib/src/dotenv.dart
@@ -24,6 +24,7 @@ import 'dart:io';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart' show rootBundle;
+import 'package:flutter/widgets.dart';
 
 import './parser.dart';
 
@@ -71,6 +72,7 @@ class DotEnv {
 
   Future<List<String>> _verify(String filename) async {
     try {
+      WidgetsFlutterBinding.ensureInitialized();
       var str = await rootBundle.loadString(filename);
       if (str.isNotEmpty) return str.split('\n');
       stderr.writeln('[flutter_dotenv] Load failed: file $filename was empty');
diff --git a/pubspec.lock b/pubspec.lock
index 70370f4..d6275b2 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -1,20 +1,34 @@
 # Generated by pub
-# See https://www.dartlang.org/tools/pub/glossary#lockfile
+# See https://dart.dev/tools/pub/glossary#lockfile
 packages:
+  archive:
+    dependency: transitive
+    description:
+      name: archive
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.10"
+  args:
+    dependency: transitive
+    description:
+      name: args
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.5.2"
   async:
     dependency: transitive
     description:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.8"
+    version: "2.3.0"
   boolean_selector:
     dependency: transitive
     description:
       name: boolean_selector
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.4"
+    version: "1.0.5"
   charcode:
     dependency: transitive
     description:
@@ -29,6 +43,20 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.14.11"
+  convert:
+    dependency: transitive
+    description:
+      name: convert
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.1"
+  crypto:
+    dependency: transitive
+    description:
+      name: crypto
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.2"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -39,34 +67,55 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  image:
+    dependency: transitive
+    description:
+      name: image
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.4"
   matcher:
     dependency: transitive
     description:
       name: matcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.3+1"
+    version: "0.12.5"
   meta:
     dependency: "direct main"
     description:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.6"
+    version: "1.1.7"
   path:
     dependency: transitive
     description:
       name: path
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.6.2"
+    version: "1.6.4"
+  pedantic:
+    dependency: transitive
+    description:
+      name: pedantic
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.8.0+1"
+  petitparser:
+    dependency: transitive
+    description:
+      name: petitparser
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.4.0"
   quiver:
     dependency: transitive
     description:
       name: quiver
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.1"
+    version: "2.0.5"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -78,7 +127,7 @@ packages:
       name: source_span
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.4.1"
+    version: "1.5.5"
   stack_trace:
     dependency: transitive
     description:
@@ -92,28 +141,28 @@ packages:
       name: stream_channel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.6.8"
+    version: "2.0.0"
   string_scanner:
     dependency: transitive
     description:
       name: string_scanner
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.4"
+    version: "1.0.5"
   term_glyph:
     dependency: transitive
     description:
       name: term_glyph
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.1"
+    version: "1.1.0"
   test_api:
     dependency: transitive
     description:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.1"
+    version: "0.2.5"
   typed_data:
     dependency: transitive
     description:
@@ -128,5 +177,12 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.0.8"
+  xml:
+    dependency: transitive
+    description:
+      name: xml
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.5.0"
 sdks:
-  dart: ">=2.0.0 <3.0.0"
+  dart: ">=2.4.0 <3.0.0"