diff --git a/requirements.txt b/requirements.txt
index 059abd6..ae8f42e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,4 +2,4 @@ pyyaml
 scholarly
 # scholarly 1.7.11 imports bibtexparser.bibdatabase, removed in bibtexparser 2.x,
 # and declares the dependency without an upper bound. Pin until scholarly catches up.
-bibtexparser<2
+bibtexparser<3