diff --git a/nx/include/switch/result.h b/nx/include/switch/result.h
index d9683c5b..8e4db849 100644
--- a/nx/include/switch/result.h
+++ b/nx/include/switch/result.h
@@ -125,6 +125,7 @@ enum {
     LibnxError_LibAppletBadExit,
     LibnxError_InvalidCmifOutHeader,
     LibnxError_ShouldNotHappen,
+    LibnxError_Timeout,
 };
 
 /// libnx binder error codes