diff --git a/plugin/interested.txt b/plugin/interested.txt
index 3239318..b9f2966 100644
--- a/plugin/interested.txt
+++ b/plugin/interested.txt
@@ -14,6 +14,7 @@
 \.cpp
 \.cs
 \.csv
+\.cu
 \.cxx
 \.dtd
 \.go