diff --git a/var/spack/repos/builtin/packages/petsc/package.py b/var/spack/repos/builtin/packages/petsc/package.py
index 0d3db7e8cf..a35dbf3e4f 100644
--- a/var/spack/repos/builtin/packages/petsc/package.py
+++ b/var/spack/repos/builtin/packages/petsc/package.py
@@ -18,6 +18,7 @@ class Petsc(Package, CudaPackage, ROCmPackage):
 
     version('main', branch='main')
 
+    version('3.15.4', sha256='1e62fb0859a12891022765d1e24660cfcd704291c58667082d81a0618d6b0047')
     version('3.15.3', sha256='483028088020001e6f8d57b78a7fc880ed52d6693f57d627779c428f55cff73d')
     version('3.15.2', sha256='3b10c19c69fc42e01a38132668724a01f1da56f5c353105cd28f1120cc9041d8')
     version('3.15.1', sha256='c0ac6566e69d1d70b431e07e7598e9de95e84891c2452db1367c846b75109deb')
diff --git a/var/spack/repos/builtin/packages/py-petsc4py/package.py b/var/spack/repos/builtin/packages/py-petsc4py/package.py
index e415dba5d3..9811562ad8 100644
--- a/var/spack/repos/builtin/packages/py-petsc4py/package.py
+++ b/var/spack/repos/builtin/packages/py-petsc4py/package.py
@@ -17,6 +17,7 @@ class PyPetsc4py(PythonPackage):
     maintainers = ['balay']
 
     version('main', branch='main')
+    version('3.15.4', sha256='f3e1ae8db824d7ac6994f6ae4e04fdd76381f060ca350fee2a85aac668125a8c')
     version('3.15.3', sha256='06e7a5de3509067d8625330b10c1ab200b36df1dfdc2e93922038784b2722f8e')
     version('3.15.2', sha256='d7ed1d79d88b35da563d25e733f276595ba538c52756225f79ba92e1cc4658d3')
     version('3.15.1', sha256='4ec8f42081e4d6a61157b32869b352dcb18c69077f2d1e4160f3837efd9e150f')