diff --git a/.gitignore b/.gitignore
index 5ea8bf96..35ab2ca0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -92,3 +92,4 @@ lib/MicroTasks
 *.bin
 divert_sim/epoxyfsdata
 divert_sim/epoxyeepromdata
+*.pem