diff --git a/index.html b/index.html
index 5ce7a2b..c72cf84 100644
--- a/index.html
+++ b/index.html
@@ -22,7 +22,7 @@
 <header>
   <img draggable="false" src="./icon.svg" alt="">
   <button onclick="fileOpener.click();">Open</button>
-  <input id="fileOpener" type="file" accept="application/octet-stream, .nbt, .dat, .dat_old">
+  <input id="fileOpener" type="file" accept="application/octet-stream, .nbt, .dat, .dat_old, .mcstructure, .litematic, .schem, .schematic">
   <button id="saver" disabled>Save</button>
   <button id="formatOpener" disabled>Format Options...</button>
   <label style="margin-inline-start: auto;">
diff --git a/public/manifest.webmanifest b/public/manifest.webmanifest
index 2b08908..82724b8 100644
--- a/public/manifest.webmanifest
+++ b/public/manifest.webmanifest
@@ -29,7 +29,7 @@
     {
       "action": "./",
       "accept": {
-        "application/octet-stream": [".nbt", ".dat", ".dat_old"]
+        "application/octet-stream": [".nbt", ".dat", ".dat_old", ".mcstructure", ".litematic", ".schem", ".schematic"]
       }
     }
   ]