diff --git a/mirai-core-api/src/commonMain/kotlin/utils/ExternalImage.kt b/mirai-core-api/src/commonMain/kotlin/utils/ExternalImage.kt
index ab5eee01a..3dfbf78d2 100644
--- a/mirai-core-api/src/commonMain/kotlin/utils/ExternalImage.kt
+++ b/mirai-core-api/src/commonMain/kotlin/utils/ExternalImage.kt
@@ -54,6 +54,7 @@ public class ExternalImage internal constructor(
         val hex = input.asInput().use {
             it.readBytes(8).toUHexString("")
         }
+
         return@lazy hex.detectFormatName()
     }