diff --git a/.gitignore b/.gitignore
index 936c7992..38557d59 100644
--- a/.gitignore
+++ b/.gitignore
@@ -50,6 +50,7 @@ run-qemu.sh
 artifacts
 RELEASE_NOTES
 *.hex
+!/priv/eeprom_clear.ino.hex
 # lagger can't be disabled.
 /log
 .make_state
diff --git a/priv/eeprom_clear.ino.hex b/priv/eeprom_clear.ino.hex
new file mode 100644
index 00000000..c5f85e3f
--- /dev/null
+++ b/priv/eeprom_clear.ino.hex
@@ -0,0 +1,83 @@
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