diff --git a/requirements.txt b/requirements.txt
index d48566cf95f..d2b72126be3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ networkx==2.8.8
 plotly==5.16.1
 beautifulsoup4==4.12.2
 uncertainties==3.1.7
-Cython==3.0.2
+Cython==3.0.6
 pybtex==0.24.0
 tqdm==4.66.1
 joblib==1.3.2