diff --git a/requirements.txt b/requirements.txt
index ce79de5..1fae9df 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 mmcif==0.89.0
 numpy==1.26.4
-orjson==3.10.7
+orjson==3.10.9
 rnapolis==0.3.17