diff --git a/DETAILS.rst b/DETAILS.rst
index 39b6f80..58e6f00 100644
--- a/DETAILS.rst
+++ b/DETAILS.rst
@@ -85,9 +85,9 @@
 .. |rockylinux-8| image:: https://img.shields.io/static/v1?label=rockylinux&message=8%20(EOL%3A2029-05-31)&color=green
 .. |slackware-current| image:: https://img.shields.io/static/v1?label=slackware&message=current%20(rolling)&color=purple&logo=slackware&logoColor=white
 .. |slackware-15.0| image:: https://img.shields.io/static/v1?label=slackware&message=15.0%20(unknown)&color=lightgray&logo=slackware&logoColor=white
-.. |slackware-14.2| image:: https://img.shields.io/static/v1?label=slackware&message=14.2%20(unknown)&color=lightgray&logo=slackware&logoColor=white
-.. |slackware-14.1| image:: https://img.shields.io/static/v1?label=slackware&message=14.1%20(unknown)&color=lightgray&logo=slackware&logoColor=white
-.. |slackware-14.0| image:: https://img.shields.io/static/v1?label=slackware&message=14.0%20(unknown)&color=lightgray&logo=slackware&logoColor=white
+.. |slackware-14.2| image:: https://img.shields.io/static/v1?label=slackware&message=14.2%20(EOL%3A2024-01-01)&color=black&logo=slackware&logoColor=white
+.. |slackware-14.1| image:: https://img.shields.io/static/v1?label=slackware&message=14.1%20(EOL%3A2024-01-01)&color=black&logo=slackware&logoColor=white
+.. |slackware-14.0| image:: https://img.shields.io/static/v1?label=slackware&message=14.0%20(EOL%3A2024-01-01)&color=black&logo=slackware&logoColor=white
 .. |ubuntu-devel| image:: https://img.shields.io/static/v1?label=ubuntu&message=devel%20(rolling)&color=purple&logo=ubuntu&logoColor=white
 .. |ubuntu-rolling| image:: https://img.shields.io/static/v1?label=ubuntu&message=rolling%20(rolling)&color=purple&logo=ubuntu&logoColor=white
 .. |ubuntu-24.04| image:: https://img.shields.io/static/v1?label=ubuntu&message=24.04%20(EOL%3A2029-04-30%20/%20ELTS%3A2034-04-30)&color=green&logo=ubuntu&logoColor=white
diff --git a/EOL.rst b/EOL.rst
index c27f25f..c36bf7d 100644
--- a/EOL.rst
+++ b/EOL.rst
@@ -148,9 +148,9 @@ This mostly mimics Debian lifecycle.
 
    "slackware current", "rolling", "", ""
    "slackware 15.0", "unknown", "", ""
-   "slackware 14.2", "unknown", "", ""
-   "slackware 14.1", "unknown", "", ""
-   "slackware 14.0", "unknown", "", ""
+   "slackware 14.2", "2024-01-01", "", ""
+   "slackware 14.1", "2024-01-01", "", ""
+   "slackware 14.0", "2024-01-01", "", ""
 .. csv-table:: ubuntu
    :header: "distro", "EOL", "LTS", "ELTS"
 
diff --git a/README.rst b/README.rst
index 3823085..416bfc5 100644
--- a/README.rst
+++ b/README.rst
@@ -90,9 +90,9 @@
 .. |rockylinux-8| image:: https://img.shields.io/static/v1?label=rockylinux&message=8%20(EOL%3A2029-05-31)&color=green
 .. |slackware-current| image:: https://img.shields.io/static/v1?label=slackware&message=current%20(rolling)&color=purple&logo=slackware&logoColor=white
 .. |slackware-15.0| image:: https://img.shields.io/static/v1?label=slackware&message=15.0%20(unknown)&color=lightgray&logo=slackware&logoColor=white
-.. |slackware-14.2| image:: https://img.shields.io/static/v1?label=slackware&message=14.2%20(unknown)&color=lightgray&logo=slackware&logoColor=white
-.. |slackware-14.1| image:: https://img.shields.io/static/v1?label=slackware&message=14.1%20(unknown)&color=lightgray&logo=slackware&logoColor=white
-.. |slackware-14.0| image:: https://img.shields.io/static/v1?label=slackware&message=14.0%20(unknown)&color=lightgray&logo=slackware&logoColor=white
+.. |slackware-14.2| image:: https://img.shields.io/static/v1?label=slackware&message=14.2%20(EOL%3A2024-01-01)&color=black&logo=slackware&logoColor=white
+.. |slackware-14.1| image:: https://img.shields.io/static/v1?label=slackware&message=14.1%20(EOL%3A2024-01-01)&color=black&logo=slackware&logoColor=white
+.. |slackware-14.0| image:: https://img.shields.io/static/v1?label=slackware&message=14.0%20(EOL%3A2024-01-01)&color=black&logo=slackware&logoColor=white
 .. |ubuntu-devel| image:: https://img.shields.io/static/v1?label=ubuntu&message=devel%20(rolling)&color=purple&logo=ubuntu&logoColor=white
 .. |ubuntu-rolling| image:: https://img.shields.io/static/v1?label=ubuntu&message=rolling%20(rolling)&color=purple&logo=ubuntu&logoColor=white
 .. |ubuntu-24.04| image:: https://img.shields.io/static/v1?label=ubuntu&message=24.04%20(EOL%3A2029-04-30%20/%20ELTS%3A2034-04-30)&color=green&logo=ubuntu&logoColor=white
diff --git a/pep600_compliance/images/os/slackware.py b/pep600_compliance/images/os/slackware.py
index f3973c5..7922db6 100644
--- a/pep600_compliance/images/os/slackware.py
+++ b/pep600_compliance/images/os/slackware.py
@@ -57,7 +57,7 @@ def install_packages(self, container, machine):
     ),
     Slackware(
         "vbatts/slackware:14.2",
-        "unknown",
+        ("EOL:2024-01-01",),
         pkg_manager=package_manager.SLACKPKG(),
         packages=[
             [
@@ -74,7 +74,7 @@ def install_packages(self, container, machine):
     ),
     Slackware(
         "vbatts/slackware:14.1",
-        "unknown",
+        ("EOL:2024-01-01",),
         pkg_manager=package_manager.SLACKPKG(),
         packages=[
             [
@@ -91,7 +91,7 @@ def install_packages(self, container, machine):
     ),
     Slackware(
         "vbatts/slackware:14.0",
-        "unknown",
+        ("EOL:2024-01-01",),
         pkg_manager=package_manager.SLACKPKG(),
         packages=[
             [