diff --git a/scripts/build/common.mjs b/scripts/build/common.mjs
index 247557e3..e88f1e2b 100644
--- a/scripts/build/common.mjs
+++ b/scripts/build/common.mjs
@@ -334,5 +334,6 @@ export const commonRendererPlugins = [
     banImportPlugin(builtinModuleRegex, "Cannot import node inbuilt modules in browser code. You need to use a native.ts file"),
     banImportPlugin(/^react$/, "Cannot import from react. React and hooks should be imported from @webpack/common"),
     banImportPlugin(/^electron(\/.*)?$/, "Cannot import electron in browser code. You need to use a native.ts file"),
+    banImportPlugin(/^ts-pattern$/, "Cannot import from ts-pattern. match and P should be imported from @webpack/common"),
     ...commonOpts.plugins
 ];
diff --git a/src/plugins/permissionsViewer/index.tsx b/src/plugins/permissionsViewer/index.tsx
index 44dfd5f5..ca28f845 100644
--- a/src/plugins/permissionsViewer/index.tsx
+++ b/src/plugins/permissionsViewer/index.tsx
@@ -73,7 +73,8 @@ function MenuItem(guildId: string, id?: string, type?: MenuItemParentType) {
             action={() => {
                 const guild = GuildStore.getGuild(guildId);
 
-                const { permissions, header }: { permissions: RoleOrUserPermission[], header: string; } = match(type)
+                const { permissions, header } = match(type)
+                    .returnType<{ permissions: RoleOrUserPermission[], header: string; }>()
                     .with(MenuItemParentType.User, () => {
                         const member = GuildMemberStore.getMember(guildId, id!);