diff --git a/.gitignore b/.gitignore
index d8fdce6..67daac4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,5 @@
 node_modules/**
-test/app-template/www/certificates/*
+test/app-template/www/certificates/*.cer
 tags
 .zedstate
 npm-debug.log
diff --git a/test/app-template/www/certificates/.gitkeep b/test/app-template/www/certificates/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/test/app-template/www/certificates/httpbin.org.cer b/test/app-template/www/certificates/httpbin.org.cer
deleted file mode 100644
index 8e0d884..0000000
Binary files a/test/app-template/www/certificates/httpbin.org.cer and /dev/null differ