diff --git a/docs/requirements.txt b/docs/requirements.txt
index ed5195bc8..fedc1828c 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1 +1,4 @@
-Cython>=0.20
+Cython>=3.0.5
+numpy>=1.26.1
+scipy>=1.11.3
+sphinx-rtd-theme>=1.3.0