diff --git a/README.md b/README.md
index 619cdf1..2f9ef6a 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ A ROM patcher made in HTML5.
    * RUP
    * PPF
    * Paper Mario Star Rod (.mod)
-   * VCDiff (.xdelta)
+   * VCDiff (.xdelta, .vcdiff)
 * can patch and create patches
 * shows ROM CRC32, MD5 and SHA-1 before patching
 * can remove headers before patching
diff --git a/index.html b/index.html
index 2b53107..e884015 100644
--- a/index.html
+++ b/index.html
@@ -121,7 +121,7 @@
 		<div class="row m-b" id="row-file-patch">
 			<div class="leftcol text-right"><label for="input-file-patch" data-localize="patch_file">Patch file:</label></div>
 			<div class="rightcol">
-				<input type="file" id="input-file-patch" accept=".ips,.ups,.bps,.aps,.rup,.ppf,.mod,.xdelta,.zip"/>
+				<input type="file" id="input-file-patch" accept=".ips,.ups,.bps,.aps,.rup,.ppf,.mod,.xdelta,.vcdiff,.zip"/>
 			</div>
 		</div>