diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 91abb11f..05d7587d 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -9,3 +9,5 @@ updates:
     directory: "/" # Location of package manifests
     schedule:
       interval: "weekly"
+    ignore:
+      - dependency-name: "lief"
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index 9475cb6d..b3d42624 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ importlib-metadata==8.5.0
 iniconfig==2.0.0
 libloader @ git+https://github.com/accessibleapps/libloader@bc94811c095b2e57a036acd88660be9a33260267
 libretranslatepy==2.1.4
-lief==0.16.1
+lief==0.15.1
 Markdown==3.7
 Mastodon.py==1.8.1
 numpy==2.2.1