diff --git a/admin/pages/plugins.php b/admin/pages/plugins.php
index f130a15c..8e87f75e 100644
--- a/admin/pages/plugins.php
+++ b/admin/pages/plugins.php
@@ -21,7 +21,13 @@ if (!getBoolean(setting('core.admin_plugins_manage_enable'))) {
 	warning('Plugin installation and management is disabled in Settings.<br/>If you wish to enable, go to Settings and enable <strong>Enable Plugins Manage</strong>.');
 }
 else {
-	$twig->display('admin.plugins.form.html.twig');
+	$pluginUploadEnabled = true;
+	if(!\class_exists('\ZipArchive')) {
+		error('Please install PHP zip extension. Plugins upload disabled until then.');
+		$pluginUploadEnabled = false;
+	}
+
+	$twig->display('admin.plugins.form.html.twig', ['pluginUploadEnabled' => $pluginUploadEnabled]);
 
 	if (isset($_POST['uninstall'])) {
 		$uninstall = $_POST['uninstall'];
diff --git a/system/templates/admin.plugins.form.html.twig b/system/templates/admin.plugins.form.html.twig
index 3a049184..aec82a8a 100644
--- a/system/templates/admin.plugins.form.html.twig
+++ b/system/templates/admin.plugins.form.html.twig
@@ -14,7 +14,7 @@
 				</div>
 			</div>
 			<div class="card-footer">
-				<button type="submit" class="btn btn-info">Upload</button>
+				<button type="submit" class="btn btn-info" {% if not pluginUploadEnabled %}disabled{% endif %}>Upload</button>
 			</div>
 		</form>
 	</div>