diff --git a/src/StaticPHP/Artifact/Artifact.php b/src/StaticPHP/Artifact/Artifact.php
index b3e27371..dc602538 100644
--- a/src/StaticPHP/Artifact/Artifact.php
+++ b/src/StaticPHP/Artifact/Artifact.php
@@ -131,7 +131,9 @@ class Artifact
     public function isBinaryExtracted(?string $target_os = null, bool $compare_hash = false): bool
     {
         $target_os = $target_os ?? SystemTarget::getCurrentPlatformString();
-        $extract_config = $this->getBinaryExtractConfig();
+        // Get cache info first for custom binary support (extract path may be stored in cache)
+        $cache_info = ApplicationContext::get(ArtifactCache::class)->getBinaryInfo($this->name, $target_os);
+        $extract_config = $this->getBinaryExtractConfig($cache_info ?? []);
         $mode = $extract_config['mode'];
 
         // For merge mode, check marker file