diff --git a/var/spack/repos/builtin/packages/py-apscheduler/package.py b/var/spack/repos/builtin/packages/py-apscheduler/package.py
index 8ec6ff180de..ed3b722c24b 100644
--- a/var/spack/repos/builtin/packages/py-apscheduler/package.py
+++ b/var/spack/repos/builtin/packages/py-apscheduler/package.py
@@ -9,10 +9,11 @@ class PyApscheduler(PythonPackage):
     """In-process task scheduler with Cron-like capabilities."""
 
     homepage = "https://github.com/agronholm/apscheduler"
-    pypi = "APScheduler/APScheduler-3.3.1.tar.gz"
+    pypi = "APScheduler/APScheduler-3.6.3.tar.gz"
 
     license("MIT")
 
+    version("3.6.3", sha256="3bb5229eed6fbbdafc13ce962712ae66e175aa214c69bed35a06bffcf0c5e244")
     version("3.3.1", sha256="f68874dff1bdffcc6ce3adb7840c1e4d162c609a3e3f831351df30b75732767b")
     version("2.1.0", sha256="3b4b44387616902ad6d13122961013630eb25519937e5aa7c450de85656c9753")