diff --git a/.gitignore b/.gitignore
index 30426ca..4df4df0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,6 +26,10 @@ backend/vendor/
 backend/app
 backend/main
 
+# Catch-all: any ELF/Mach-O binary in backend/ (go build, go test -c)
+backend/crussell
+backend/*.test
+
 # Dependency management cache
 backend/.DS_Store