diff --git a/CHANGELOG.md b/CHANGELOG.md
index 77fa4b1..e30d81d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,15 @@ adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 Every release corresponds to a `staging` to `main` pull request and a matching
 `vX.Y.Z` tag on `main`.
 
+## [0.4.1] - 2026-07-17
+
+### Added
+
+- Cover image for the "Cron was easy because the job was dumb" thread, so it no
+  longer renders coverless on the /threads grid. Designed in the site's canvas
+  and fonts (the cron field motif with a hand-drawn ring) to match the thread's
+  own pen annotations.
+
 ## [0.4.0] - 2026-07-17
 
 ### Added
diff --git a/package-lock.json b/package-lock.json
index 4913903..783ff98 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "binarysemaphore",
-  "version": "0.4.0",
+  "version": "0.4.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "binarysemaphore",
-      "version": "0.4.0",
+      "version": "0.4.1",
       "dependencies": {
         "@mdx-js/loader": "^3.1.1",
         "@mdx-js/react": "^3.1.1",
diff --git a/package.json b/package.json
index b8a0e57..3f007b9 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "binarysemaphore",
-  "version": "0.4.0",
+  "version": "0.4.1",
   "private": true,
   "scripts": {
     "dev": "next dev",
diff --git a/src/images/cron-routine-notes.jpg b/src/images/cron-routine-notes.jpg
new file mode 100644
index 0000000..05edf59
Binary files /dev/null and b/src/images/cron-routine-notes.jpg differ
diff --git a/src/lib/thread-covers.ts b/src/lib/thread-covers.ts
index ed88463..d4ab0f4 100644
--- a/src/lib/thread-covers.ts
+++ b/src/lib/thread-covers.ts
@@ -5,6 +5,7 @@ import tornPaper from "@/images/torn-paper.jpg";
 import forceNote from "@/images/the-force-note.jpg";
 import colorStacks from "@/images/color-stacks.jpg";
 import planningNotes from "@/images/planning-notes.jpg";
+import cronRoutineNotes from "@/images/cron-routine-notes.jpg";
 
 /**
  * Maps a thread slug to its cover photo. Threads without an entry simply render
@@ -18,4 +19,5 @@ export const threadCovers: Record<string, StaticImageData> = {
   "what-local-first-buys-you": forceNote,
   "why-typescript-7-is-written-in-go": colorStacks,
   "upgrading-to-typescript-7": planningNotes,
+  "claude-routines-and-cron": cronRoutineNotes,
 };