diff --git a/index.html b/index.html
index 4261cc43..6f1aed90 100644
--- a/index.html
+++ b/index.html
@@ -6342,7 +6342,7 @@
     <script defer src="libs/jszip.min.js"></script>
 
     <script defer src="modules/io/save.js"></script>
-    <script defer src="modules/io/load.js?v=14052022-4"></script>
+    <script defer src="modules/io/load.js?v=14052022-5"></script>
     <script defer src="modules/io/cloud.js"></script>
     <script defer src="modules/io/export.js"></script>
     <script defer src="modules/io/export-json.js"></script>
diff --git a/modules/io/load.js b/modules/io/load.js
index 32349310..c650b3b2 100644
--- a/modules/io/load.js
+++ b/modules/io/load.js
@@ -126,7 +126,7 @@ function uploadMap(file, callback) {
     const isAncient = mapVersion < OLDEST_SUPPORTED_VERSION;
     // TODO: temp condition for 1.811, remove when 1.82 is released
     const isNewer = mapVersion > currentVersion && mapVersion !== 1.811;
-    const isOutdated = mapVersion < currentVersion;
+    const isOutdated = mapVersion < currentVersion || mapVersion === 1.811;
 
     if (isInvalid) return showUploadMessage("invalid", mapData, mapVersion);
     if (isUpdated) return parseLoadedData(mapData);