diff --git a/mirai-core-mock/src/internal/serverfs/TmpResourceServerImpl.kt b/mirai-core-mock/src/internal/serverfs/TmpResourceServerImpl.kt
index a705c690e..ce7f92f7c 100644
--- a/mirai-core-mock/src/internal/serverfs/TmpResourceServerImpl.kt
+++ b/mirai-core-mock/src/internal/serverfs/TmpResourceServerImpl.kt
@@ -68,7 +68,20 @@ internal class TmpResourceServerImpl(
     override suspend fun uploadResourceAsImage(resource: ExternalResource): URI {
         val imgId = generateUUID(resource.md5)
         val resId = uploadResource(resource)
-        images.resolve(imgId).createLinkPointingTo(storage.resolve(resId))
+
+        val imgPath = images.resolve(imgId)
+        val storagePath = storage.resolve(resId).toAbsolutePath()
+
+        if (imgPath.exists()) {
+            return resolveImageUrl(imgId)
+        }
+
+        kotlin.runCatching {
+            imgPath.createLinkPointingTo(storagePath)
+        }.recoverCatchingSuppressed {
+            imgPath.createSymbolicLinkPointingTo(storagePath)
+        }.getOrThrow()
+
         return resolveImageUrl(imgId)
     }
 
diff --git a/mirai-core-mock/test/ImageUploadTest.kt b/mirai-core-mock/test/ImageUploadTest.kt
index 8cc0ceb53..ab0aeaf6f 100644
--- a/mirai-core-mock/test/ImageUploadTest.kt
+++ b/mirai-core-mock/test/ImageUploadTest.kt
@@ -19,6 +19,7 @@ import org.junit.jupiter.api.AfterEach
 import org.junit.jupiter.api.Test
 import org.junit.jupiter.api.TestInstance
 import java.net.URL
+import kotlin.test.assertEquals
 import kotlin.test.assertTrue
 
 @TestInstance(TestInstance.Lifecycle.PER_METHOD)
@@ -44,4 +45,13 @@ internal class ImageUploadTest {
             data.contentEquals(URL(img.queryUrl()).readBytes())
         }
     }
+
+    @Test
+    fun testSameImageMultiUpload() = runBlocking<Unit> {
+        Image.randomImageContent().toExternalResource().use { imgData ->
+            val img1 = bot.asFriend.uploadImage(imgData)
+            val img2 = bot.asFriend.uploadImage(imgData)
+            assertEquals(img1, img2)
+        }
+    }
 }