diff --git a/system/templates/admin.plugins.form.html.twig b/system/templates/admin.plugins.form.html.twig
index d2c75ea2..d68203f1 100644
--- a/system/templates/admin.plugins.form.html.twig
+++ b/system/templates/admin.plugins.form.html.twig
@@ -9,7 +9,7 @@
 
 				<div class="form-group">
 					<label>File input</label>
-					<input type="file" name="plugin">
+					<input type="file" name="plugin" accept=".zip">
 				</div>
 			</div>
 			<div class="card-footer">