diff --git a/src/Composer/ArtifactsPlugin.php b/src/Composer/ArtifactsPlugin.php
index 5fd9952..9674834 100644
--- a/src/Composer/ArtifactsPlugin.php
+++ b/src/Composer/ArtifactsPlugin.php
@@ -50,9 +50,15 @@ public function activate(Composer $composer, IOInterface $io): void
             return;
         }
 
-        $this->artifacts = $this->addArtifactRepository($composer, $packagesDir);
+        $artifactsConfig = ['type' => 'artifact', 'url' => $packagesDir, 'canonical' => false];
+        $this->artifacts = $composer
+            ->getRepositoryManager()
+            ->createRepository('artifact', $artifactsConfig)
+        ;
+
+        if (empty($this->artifacts->getPackages())) {
+            $this->artifacts = null;
 
-        if (null === $this->artifacts) {
             return;
         }
 
@@ -63,6 +69,10 @@ public function activate(Composer $composer, IOInterface $io): void
         }
 
         $this->registerProviders($requires);
+
+        // Prepend the artifacts repository after all providers
+        $composer->getRepositoryManager()->prependRepository($this->artifacts);
+        $composer->getConfig()->merge(['repositories' => [$artifactsConfig]]);
     }
 
     public function deactivate(Composer $composer, IOInterface $io): void
@@ -104,20 +114,6 @@ public static function getSubscribedEvents(): array
         ];
     }
 
-    private function addArtifactRepository(Composer $composer, string $repositoryUrl): ?RepositoryInterface
-    {
-        $repository = $composer->getRepositoryManager()->createRepository('artifact', ['url' => $repositoryUrl]);
-
-        if (empty($repository->getPackages())) {
-            return null;
-        }
-
-        $composer->getRepositoryManager()->prependRepository($repository);
-        $composer->getConfig()->merge(['repositories' => [['type' => 'artifact', 'url' => $repositoryUrl]]]);
-
-        return $repository;
-    }
-
     private function registerProviders(array $requires): void
     {
         $versionParser = new VersionParser();
diff --git a/tests/Composer/ArtifactsPluginTest.php b/tests/Composer/ArtifactsPluginTest.php
index f2b9b18..2fad8db 100644
--- a/tests/Composer/ArtifactsPluginTest.php
+++ b/tests/Composer/ArtifactsPluginTest.php
@@ -49,7 +49,7 @@ public function testAddsArtifactsRepositoryFromComposerDir(): void
         $repositoryManager
             ->expects($this->once())
             ->method('createRepository')
-            ->with('artifact', ['url' => __DIR__.'/../Fixtures/Composer/artifact-data/contao-manager/packages'])
+            ->with('artifact', ['type' => 'artifact', 'url' => __DIR__.'/../Fixtures/Composer/artifact-data/contao-manager/packages', 'canonical' => false])
             ->willReturn($repository)
         ;
 
@@ -70,6 +70,7 @@ public function testAddsArtifactsRepositoryFromComposerDir(): void
                     [
                         'type' => 'artifact',
                         'url' => __DIR__.'/../Fixtures/Composer/artifact-data/contao-manager/packages',
+                        'canonical' => false,
                     ],
                 ],
             ])
@@ -93,7 +94,7 @@ public function testAddsArtifactsRepositoryFromDataDir(): void
         $repositoryManager
             ->expects($this->once())
             ->method('createRepository')
-            ->with('artifact', ['url' => __DIR__.'/../Fixtures/Composer/artifact-data/contao-manager/packages'])
+            ->with('artifact', ['type' => 'artifact', 'url' => __DIR__.'/../Fixtures/Composer/artifact-data/contao-manager/packages', 'canonical' => false])
             ->willReturn($repository)
         ;
 
@@ -112,6 +113,7 @@ public function testAddsArtifactsRepositoryFromDataDir(): void
                     [
                         'type' => 'artifact',
                         'url' => __DIR__.'/../Fixtures/Composer/artifact-data/contao-manager/packages',
+                        'canonical' => false,
                     ],
                 ],
             ])
@@ -162,7 +164,7 @@ public function testDoesNotAddArtifactsRepositoryIfItHasNoPackages(): void
         $repositoryManager
             ->expects($this->once())
             ->method('createRepository')
-            ->with('artifact', ['url' => __DIR__.'/../Fixtures/Composer/artifact-data/contao-manager/packages'])
+            ->with('artifact', ['type' => 'artifact', 'url' => __DIR__.'/../Fixtures/Composer/artifact-data/contao-manager/packages', 'canonical' => false])
             ->willReturn($repository)
         ;
 
@@ -190,8 +192,8 @@ public function testRegistersContaoProviders(): void
         putenv('COMPOSER='.__DIR__.'/../Fixtures/Composer/artifact-data/composer.json');
 
         $repositories = [
-            ['type' => 'artifact', 'url' => __DIR__.'/../Fixtures/Composer/artifact-data/contao-manager/packages'],
             ['type' => 'vcs', 'url' => 'https://example.org/'],
+            ['type' => 'artifact', 'url' => __DIR__.'/../Fixtures/Composer/artifact-data/contao-manager/packages', 'canonical' => false],
         ];
 
         $config = $this->mockConfig(null);
@@ -323,7 +325,6 @@ public function testDoesNotRegisterDuplicateRepositories(): void
             ->expects($this->exactly(2))
             ->method('merge')
             ->withConsecutive(
-                [$this->arrayHasKey('repositories')],
                 [
                     $this->logicalAnd(
                         $this->arrayHasKey('repositories'),
@@ -334,7 +335,19 @@ public function testDoesNotRegisterDuplicateRepositories(): void
                             ]],
                         ])
                     ),
-                ]
+                ],
+                [
+                    $this->logicalAnd(
+                        $this->arrayHasKey('repositories'),
+                        $this->equalTo([
+                            'repositories' => [[
+                                'type' => 'artifact',
+                                'url' => __DIR__.'/../Fixtures/Composer/provider-data/contao-manager/packages',
+                                'canonical' => false,
+                            ]],
+                        ])
+                    ),
+                ],
             )
         ;
 
@@ -391,8 +404,8 @@ public function testDoesNotRegisterDuplicateRepositories(): void
     public function testCorrectlyHandlesMultiplePackagesAndProviders(): void
     {
         $repositories = [
-            ['type' => 'artifact', 'url' => __DIR__.'/../Fixtures/Composer/provider-data/contao-manager/packages'],
             ['type' => 'vcs', 'url' => 'https://example.org/'],
+            ['type' => 'artifact', 'url' => __DIR__.'/../Fixtures/Composer/provider-data/contao-manager/packages', 'canonical' => false],
         ];
 
         $config = $this->mockConfig(__DIR__.'/../Fixtures/Composer/provider-data/contao-manager');
@@ -487,7 +500,7 @@ public function testRegistersContaoProvidersFromRequireCommand(): void
         putenv('COMPOSER='.__DIR__.'/../Fixtures/Composer/artifact-data/composer.json');
 
         $repositories = [
-            ['type' => 'artifact', 'url' => __DIR__.'/../Fixtures/Composer/artifact-data/contao-manager/packages'],
+            ['type' => 'artifact', 'url' => __DIR__.'/../Fixtures/Composer/artifact-data/contao-manager/packages', 'canonical' => false],
             ['type' => 'vcs', 'url' => 'https://example.org/'],
         ];