diff --git a/launcher/minecraft/mod/tasks/LocalModParseTask.cpp b/launcher/minecraft/mod/tasks/LocalModParseTask.cpp
index be6c204a7..38280f5af 100644
--- a/launcher/minecraft/mod/tasks/LocalModParseTask.cpp
+++ b/launcher/minecraft/mod/tasks/LocalModParseTask.cpp
@@ -302,10 +302,10 @@ ModDetails ReadQuiltModInfo(QByteArray contents)
 
         // https://github.com/QuiltMC/rfcs/blob/be6ba280d785395fefa90a43db48e5bfc1d15eb4/specification/0002-quilt.mod.json.md
         if (schemaVersion == 1) {
-            auto modInfo = object.value("quilt_loader").toObject();
+            auto modInfo = Json::requireObject(object.value("quilt_loader"), "Quilt mod info");
 
-            details.mod_id = modInfo.value("id").toString();
-            details.version = modInfo.value("version").toString();
+            details.mod_id = Json::requireString(modInfo.value("id"), "Mod ID");
+            details.version = Json::requireString(modInfo.value("version"), "Mod version");
 
             auto modMetadata = modInfo.value("metadata").toObject();
 
diff --git a/launcher/modplatform/flame/FlameModIndex.cpp b/launcher/modplatform/flame/FlameModIndex.cpp
index 6bdbff930..a01de847b 100644
--- a/launcher/modplatform/flame/FlameModIndex.cpp
+++ b/launcher/modplatform/flame/FlameModIndex.cpp
@@ -140,7 +140,7 @@ auto FlameMod::loadIndexedPackVersion(QJsonObject& obj, bool load_changelog) ->
     file.date = Json::requireString(obj, "fileDate");
     file.version = Json::requireString(obj, "displayName");
     file.downloadUrl = obj["downloadUrl"].toString();
-    file.fileName = obj["fileName"].toString();
+    file.fileName = Json::requireString(obj, "fileName");
     file.fileName = FS::RemoveInvalidPathChars(file.fileName);
 
     ModPlatform::IndexedVersionType::VersionType ver_type;