diff --git a/requirements.txt b/requirements.txt
index 783030d..b972c93 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,7 +26,7 @@ openseespy>=3.7
 scikit-learn>=1.3
 
 # Bibliography validation (for CI)
-pybtex>=0.24
+pybtex>=0.26.1
 
 # Testing
 pytest>=7.0