diff --git a/helpers/fixtures/jf2/note-slug-missing-no-name.jf2 b/helpers/fixtures/jf2/note-slug-missing-no-name.jf2
deleted file mode 100644
index c6375e3af..000000000
--- a/helpers/fixtures/jf2/note-slug-missing-no-name.jf2
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-  "type": "entry",
-  "content": "I ate a cheese sandwich, which was nice."
-}
diff --git a/packages/endpoint-micropub/lib/jf2.js b/packages/endpoint-micropub/lib/jf2.js
index 0bf4ac19c..8ac83ddd8 100644
--- a/packages/endpoint-micropub/lib/jf2.js
+++ b/packages/endpoint-micropub/lib/jf2.js
@@ -1,4 +1,4 @@
-import { getDate, randomString, slugify } from "@indiekit/util";
+import { getDate, md5, slugify } from "@indiekit/util";
 import {
   fetchReferences,
   mf2tojf2,
@@ -236,7 +236,7 @@ export const getVideoProperty = (properties, me) => {
  */
 export const getSlugProperty = (properties, separator) => {
   const suggested = properties["mp-slug"];
-  const { name } = properties;
+  const { name, published } = properties;
 
   let string;
   if (suggested) {
@@ -244,9 +244,7 @@ export const getSlugProperty = (properties, separator) => {
   } else if (name) {
     string = excerptString(name, 5);
   } else {
-    string = randomString(5)
-      .replace("_", "0") // Slugify function strips any leading underscore
-      .replace(separator, "0"); // Don’t include slug separator character
+    string = md5(published).slice(0, 5);
   }
 
   return slugify(string, { separator });
diff --git a/packages/endpoint-micropub/test/unit/jf2.js b/packages/endpoint-micropub/test/unit/jf2.js
index d7bf0997b..e336ecee1 100644
--- a/packages/endpoint-micropub/test/unit/jf2.js
+++ b/packages/endpoint-micropub/test/unit/jf2.js
@@ -323,7 +323,7 @@ describe("endpoint-micropub/lib/jf2", () => {
 
   it("Derives slug by generating random string", () => {
     const properties = JSON.parse(
-      getFixture("jf2/note-slug-missing-no-name.jf2"),
+      getFixture("jf2/note-published-provided.jf2"),
     );
     const result = getSlugProperty(properties, "-");