diff --git a/var/spack/repos/builtin/packages/py-sphinx-rtd-dark-mode/package.py b/var/spack/repos/builtin/packages/py-sphinx-rtd-dark-mode/package.py
index 598f39dce8a..67db301bfb6 100644
--- a/var/spack/repos/builtin/packages/py-sphinx-rtd-dark-mode/package.py
+++ b/var/spack/repos/builtin/packages/py-sphinx-rtd-dark-mode/package.py
@@ -13,6 +13,7 @@ class PySphinxRtdDarkMode(PythonPackage):
 
     license("MIT")
 
+    version("1.3.0", sha256="0272bf3d9ef620921adc67e5634a66969419e744da84ea18830adacfdb160ea8")
     version("1.2.4", sha256="935bc1f3e62fc76eadd7d2760ac7f48bab907a97e44beda749a48a2706aeed63")
 
     depends_on("py-setuptools", type="build")