diff --git a/.gitattributes b/.gitattributes
index 50de3254a1..751518ecb9 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -7,4 +7,6 @@ ci/** linguist-vendored
 media/** linguist-vendored
 docs/** linguist-vendored
 
+*.iss linguist-vendored
+