diff --git a/pubspec.lock b/pubspec.lock
index d8fe8280..fe43ac03 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -140,7 +140,7 @@ packages:
       name: crypto
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.5"
+    version: "2.1.4"
   csslib:
     dependency: transitive
     description:
@@ -206,13 +206,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.1.1"
-  fake_async:
-    dependency: transitive
-    description:
-      name: fake_async
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.1.0"
   file:
     dependency: transitive
     description:
@@ -482,7 +475,7 @@ packages:
       name: json_rpc_2
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.2.0"
+    version: "2.1.0"
   launch_review:
     dependency: "direct main"
     description:
@@ -589,7 +582,7 @@ packages:
       name: path
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.7.0"
+    version: "1.6.4"
   path_provider:
     dependency: transitive
     description:
@@ -659,7 +652,7 @@ packages:
       name: process
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.0.13"
+    version: "3.0.12"
   provider:
     dependency: "direct main"
     description:
@@ -895,21 +888,21 @@ packages:
       name: test
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.14.7"
+    version: "1.14.4"
   test_api:
     dependency: transitive
     description:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.16"
+    version: "0.2.15"
   test_core:
     dependency: transitive
     description:
       name: test_core
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.3.7"
+    version: "0.3.4"
   tool_base:
     dependency: transitive
     description: