diff --git a/.gitignore b/.gitignore
index 7a69d02..05d4a20 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,4 @@
-# SPDX-FileCopyrightText: 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-FileCopyrightText: 2017-2023 Pleroma Authors <https://pleroma.social/>
 # SPDX-License-Identifier: LGPL-3.0-only
 
 # The directory Mix will write compiled artifacts to.
@@ -25,3 +25,5 @@ erl_crash.dump
 # Ignore package tarball (built via "mix hex.build").
 http_signatures-*.tar
 
+# Counter-productive for libraries
+/mix.lock