diff --git a/HMCLCore/src/main/java/org/jackhuang/hmcl/mod/modrinth/ModrinthInstallTask.java b/HMCLCore/src/main/java/org/jackhuang/hmcl/mod/modrinth/ModrinthInstallTask.java
index 87defef39..ae7ff0ff0 100644
--- a/HMCLCore/src/main/java/org/jackhuang/hmcl/mod/modrinth/ModrinthInstallTask.java
+++ b/HMCLCore/src/main/java/org/jackhuang/hmcl/mod/modrinth/ModrinthInstallTask.java
@@ -133,6 +133,6 @@ public class ModrinthInstallTask extends Task<Void> {
         }
 
         Path root = repository.getVersionRoot(name).toPath();
-        FileUtils.writeText(root.resolve("modrinth.index.json"), JsonUtils.GSON.toJson(manifest));
+        JsonUtils.writeToJsonFile(root.resolve("modrinth.index.json"), manifest);
     }
 }