diff --git a/var/spack/repos/builtin/packages/darshan-runtime/package.py b/var/spack/repos/builtin/packages/darshan-runtime/package.py
index 1a8a1d2529..c8dedb86f8 100644
--- a/var/spack/repos/builtin/packages/darshan-runtime/package.py
+++ b/var/spack/repos/builtin/packages/darshan-runtime/package.py
@@ -25,10 +25,13 @@ class DarshanRuntime(AutotoolsPackage):
     test_requires_compiler = True
 
     version("main", branch="main", submodules=True)
+    version(
+        "3.4.2",
+        sha256="b095c3b7c059a8eba4beb03ec092b60708780a3cae3fc830424f6f9ada811c6b",
+    )
     version(
         "3.4.1",
         sha256="77c0a4675d94a0f9df5710e5b8658cc9ef0f0981a6dafb114d0389b1af64774c",
-        preferred=True,
     )
     version(
         "3.4.0",
diff --git a/var/spack/repos/builtin/packages/darshan-util/package.py b/var/spack/repos/builtin/packages/darshan-util/package.py
index 60d9449898..ba467ee2f4 100644
--- a/var/spack/repos/builtin/packages/darshan-util/package.py
+++ b/var/spack/repos/builtin/packages/darshan-util/package.py
@@ -21,10 +21,13 @@ class DarshanUtil(AutotoolsPackage):
     tags = ["e4s"]
 
     version("main", branch="main", submodules="True")
+    version(
+        "3.4.2",
+        sha256="b095c3b7c059a8eba4beb03ec092b60708780a3cae3fc830424f6f9ada811c6b",
+    )
     version(
         "3.4.1",
         sha256="77c0a4675d94a0f9df5710e5b8658cc9ef0f0981a6dafb114d0389b1af64774c",
-        preferred=True,
     )
     version(
         "3.4.0",
diff --git a/var/spack/repos/builtin/packages/py-darshan/package.py b/var/spack/repos/builtin/packages/py-darshan/package.py
index e20b1db3ac..4a5a736c3c 100644
--- a/var/spack/repos/builtin/packages/py-darshan/package.py
+++ b/var/spack/repos/builtin/packages/py-darshan/package.py
@@ -14,10 +14,13 @@ class PyDarshan(PythonPackage):
 
     maintainers = ["jeanbez", "shanedsnyder"]
 
+    version(
+        "3.4.2.0",
+        sha256="eb00eb758c96899c0d523b71eb00caa3b967509c27fd504c579ac8c9b521845c",
+    )
     version(
         "3.4.1.0",
         sha256="41a033ebac6fcd0ca05b8ccf07e11191286dee923ec334b876a7ec8e8a6add84",
-        preferred=True,
     )
     version("3.4.0.1", sha256="0142fc7c0b12a9e5c22358aa26cca7083d28af42aeea7dfcc5698c56b6aee6b7")