diff --git a/.github/workflows/docker-build.yml b/.github/workflows/docker-build.yml
index 7b66255..73b542d 100644
--- a/.github/workflows/docker-build.yml
+++ b/.github/workflows/docker-build.yml
@@ -3,32 +3,29 @@ name: Docker image update
 on:
   push:
     branches:
-      - 'stable'
+      - "stable"
   schedule:
-    - cron: '0 0 * * *'
+    - cron: "0 0 * * *"
 
 jobs:
-
   build:
-
     runs-on: ubuntu-latest
 
     strategy:
       fail-fast: false
       matrix:
-        tag: [latest, full-sdk]
-        include: 
-          - tag: full-sdk
+        tag: [v2, v2-full-sdk]
+        include:
+          - tag: v2-full-sdk
             dockerfile: with-full-sdk/Dockerfile-parent
-          - tag: latest
+          - tag: v2
             dockerfile: Dockerfile-parent
-    
+
     env:
       TAG: ${{ matrix.tag }}
       IMAGE: axelop/dart_package_analyzer
 
     steps:
-
       - uses: actions/checkout@v2
         with:
           fetch-depth: 1
@@ -76,7 +73,7 @@ jobs:
           echo "::set-env name=CURRENT_PANA::$CURRENT_PANA"
           echo "::set-env name=CURRENT_DART::$CURRENT_DART"
           echo "::set-output name=should_push::$SHOULD_PUSH"
-      
+
       - name: Build new image
         if: steps.check.outputs.should_push == 'true'
         run: sudo docker build --label "fluttersha=$CURRENT_FLUTTER" --label "panaversion=$CURRENT_PANA" --label "dartdigest=$CURRENT_DART" -f ${{ matrix.dockerfile }} -t $IMAGE:$TAG .
diff --git a/Dockerfile b/Dockerfile
index 682d234..ff48a23 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,3 +1,3 @@
-FROM axelop/dart_package_analyzer:latest
+FROM axelop/dart_package_analyzer:v2
 
 ENTRYPOINT ["/dart_package_analyzer"]
diff --git a/Dockerfile-parent b/Dockerfile-parent
index ebf3682..b9f5895 100644
--- a/Dockerfile-parent
+++ b/Dockerfile-parent
@@ -23,4 +23,4 @@ RUN git clone -b stable --depth 1 https://github.com/flutter/flutter.git /flutte
     && flutter --version
 
 # Installing and activating pana
-RUN flutter pub global activate pana
+RUN flutter pub global activate pana "<0.14.0"
diff --git a/app/bin/main.dart b/app/bin/main.dart
index 898994a..6a859a9 100644
--- a/app/bin/main.dart
+++ b/app/bin/main.dart
@@ -11,6 +11,11 @@ const logger = gaction.log;
 dynamic main(List<String> args) async {
   exitCode = 0;
 
+  logger.warning(
+      "This version of the dart-package-analyzer action (v2) uses an old version of Pana, and won't be maintained anymore."
+      " Switch to v3 to use the latest version of Pana."
+      " See https://github.com/axel-op/dart-package-analyzer.");
+
   // Parsing user inputs and environment variables
   final Inputs inputs = Inputs();
 
diff --git a/test/pubspec.lock b/test/pubspec.lock
index 3199d7a..3e18a6d 100644
--- a/test/pubspec.lock
+++ b/test/pubspec.lock
@@ -1,62 +1,48 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
-  archive:
-    dependency: transitive
-    description:
-      name: archive
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.0.11"
-  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: "2.4.0"
+    version: "2.4.2"
   boolean_selector:
     dependency: transitive
     description:
       name: boolean_selector
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.5"
-  charcode:
+    version: "2.0.0"
+  characters:
     dependency: transitive
     description:
-      name: charcode
+      name: characters
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.2"
-  collection:
+    version: "1.0.0"
+  charcode:
     dependency: transitive
     description:
-      name: collection
+      name: charcode
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.14.11"
-  convert:
+    version: "1.1.3"
+  clock:
     dependency: transitive
     description:
-      name: convert
+      name: clock
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.1"
-  crypto:
+    version: "1.0.1"
+  collection:
     dependency: transitive
     description:
-      name: crypto
+      name: collection
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.3"
+    version: "1.14.13"
   extra_pedantic:
     dependency: "direct dev"
     description:
@@ -64,6 +50,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.1.1+3"
+  fake_async:
+    dependency: transitive
+    description:
+      name: fake_async
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.0"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -74,20 +67,13 @@ 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: "0.12.6"
+    version: "0.12.8"
   meta:
     dependency: transitive
     description:
@@ -101,28 +87,7 @@ packages:
       name: path
       url: "https://pub.dartlang.org"
     source: hosted
-    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: "2.0.5"
+    version: "1.7.0"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -134,14 +99,14 @@ packages:
       name: source_span
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.5.5"
+    version: "1.7.0"
   stack_trace:
     dependency: transitive
     description:
       name: stack_trace
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.9.3"
+    version: "1.9.5"
   stream_channel:
     dependency: transitive
     description:
@@ -169,14 +134,14 @@ packages:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.11"
+    version: "0.2.17"
   typed_data:
     dependency: transitive
     description:
       name: typed_data
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.6"
+    version: "1.2.0"
   vector_math:
     dependency: transitive
     description:
@@ -184,12 +149,5 @@ 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: ">=2.4.0 <3.0.0"
+  dart: ">=2.9.0-14.0.dev <3.0.0"
diff --git a/with-full-sdk/Dockerfile b/with-full-sdk/Dockerfile
index 131b8cf..43709e6 100644
--- a/with-full-sdk/Dockerfile
+++ b/with-full-sdk/Dockerfile
@@ -1,3 +1,3 @@
-FROM axelop/dart_package_analyzer:full-sdk
+FROM axelop/dart_package_analyzer:v2-full-sdk
 
 ENTRYPOINT ["/dart_package_analyzer"]
diff --git a/with-full-sdk/Dockerfile-parent b/with-full-sdk/Dockerfile-parent
index 1d5cd97..e4d2edc 100644
--- a/with-full-sdk/Dockerfile-parent
+++ b/with-full-sdk/Dockerfile-parent
@@ -24,4 +24,4 @@ RUN git clone -b stable --depth 1 https://github.com/flutter/flutter.git /flutte
     && flutter --version
 
 # Installing and activating pana
-RUN pub global activate pana
\ No newline at end of file
+RUN pub global activate pana "<0.14.0"
\ No newline at end of file