diff --git a/doc/requirements.txt b/doc/requirements.txt
index bb494bbb3..37bc68e63 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -6,7 +6,7 @@ mthree==1.1.0
 nbsphinx==0.9.1
 pennylane==0.30.0
 pybind11==2.9.2
-pygments==2.7.4
+pygments==2.15.0
 pygments-github-lexers==0.0.5
 qiskit==0.42.1
 qiskit-ibm-runtime==0.9.3