diff --git a/requirements_cp311.txt b/requirements_cp311.txt
index ec804eaa..4dd7dc07 100644
--- a/requirements_cp311.txt
+++ b/requirements_cp311.txt
@@ -1,4 +1,4 @@
-Cython==3.0.3
+Cython==3.0.4
 numpy==1.26.0
 scikit-build==0.17.6
 cffi==1.16.0
diff --git a/requirements_cp312.txt b/requirements_cp312.txt
index ec804eaa..4dd7dc07 100644
--- a/requirements_cp312.txt
+++ b/requirements_cp312.txt
@@ -1,4 +1,4 @@
-Cython==3.0.3
+Cython==3.0.4
 numpy==1.26.0
 scikit-build==0.17.6
 cffi==1.16.0