diff --git a/composer/helpers/v2/src/UpdateChecker.php b/composer/helpers/v2/src/UpdateChecker.php
index 9fa66ae492e..afd57f2d11a 100644
--- a/composer/helpers/v2/src/UpdateChecker.php
+++ b/composer/helpers/v2/src/UpdateChecker.php
@@ -73,6 +73,7 @@ public static function getLatestResolvableVersion(array $args): ?string
         $install
             ->setUpdate(true)
             ->setDevMode(true)
+            ->setInstall(false)
             ->setUpdateAllowTransitiveDependencies(Request::UPDATE_LISTED_WITH_TRANSITIVE_DEPS)
             ->setDumpAutoloader(false)
             ->setRunScripts(false)
diff --git a/composer/helpers/v2/src/Updater.php b/composer/helpers/v2/src/Updater.php
index 2ee2b5af5ea..692695129c1 100644
--- a/composer/helpers/v2/src/Updater.php
+++ b/composer/helpers/v2/src/Updater.php
@@ -78,6 +78,7 @@ public static function update(array $args): array
         $install
             ->setWriteLock(true)
             ->setUpdate(true)
+            ->setInstall(false)
             ->setDevMode(true)
             ->setUpdateAllowList([$dependencyName])
             ->setUpdateAllowTransitiveDependencies(Request::UPDATE_LISTED_WITH_TRANSITIVE_DEPS)