diff --git a/src/main/kotlin/mdnet/base/server/ImageServer.kt b/src/main/kotlin/mdnet/base/server/ImageServer.kt
index dc7c633..dfe3b51 100644
--- a/src/main/kotlin/mdnet/base/server/ImageServer.kt
+++ b/src/main/kotlin/mdnet/base/server/ImageServer.kt
@@ -105,6 +105,10 @@ class ImageServer(private val cache: DiskLruCache, private val statistics: Atomi
 
         handled.set(true)
         if (referer != null && !referer.startsWith("https://mangadex.org")) {
+            if (snapshot != null) {
+                snapshot.close()
+            }
+
             Response(Status.FORBIDDEN)
         } else if (snapshot != null && imageDatum != null) {
             request.handleCacheHit(sanitizedUri, getRc4(rc4Bytes), snapshot, imageDatum)