diff --git a/.gitignore b/.gitignore
index 202867ac6b..7c5e3a1407 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,6 +3,7 @@ packages/server/.env
 packages/frontend/dist
 packages/viewer/dist
 *.env
+*.crt
 .nyc_output
 coverage/
 .vscode