diff --git a/static_src/elements/issue-detail/mr-issue-page/mr-issue-header.js b/static_src/elements/issue-detail/mr-issue-page/mr-issue-header.js
index 0d04d32..a2b2ef1 100644
--- a/static_src/elements/issue-detail/mr-issue-page/mr-issue-header.js
+++ b/static_src/elements/issue-detail/mr-issue-page/mr-issue-header.js
@@ -21,7 +21,6 @@
   ISSUE_FLAGSPAM_PERMISSION} from 'shared/consts/permissions.js';
 import {issueToIssueRef} from 'shared/convertersV0.js';
 import {prpcClient} from 'prpc-client-instance.js';
-import {AVAILABLE_MD_PROJECTS, DEFAULT_MD_PROJECTS} from 'shared/md-helper.js';
 
 const DELETE_ISSUE_CONFIRMATION_NOTICE = `\
 Normally, you would just close issues by setting their status to a closed value.
@@ -140,8 +139,8 @@
   render() {
     const reporterIsMember = userIsMember(
         this.issue.reporterRef, this.issue.projectName, this.usersProjects);
-    const markdownEnabled = AVAILABLE_MD_PROJECTS.has(this.projectName);
-    const markdownDefaultOn = DEFAULT_MD_PROJECTS.has(this.projectName);
+    const markdownEnabled = true;
+    const markdownDefaultOn = true;
     return html`
       <div class="main-text-outer">
         <div class="main-text">
diff --git a/static_src/reducers/userV0.js b/static_src/reducers/userV0.js
index 42a93fc..33252c5 100644
--- a/static_src/reducers/userV0.js
+++ b/static_src/reducers/userV0.js
@@ -9,7 +9,6 @@
 import {objectToMap} from 'shared/helpers.js';
 import {userRefToId, userToUserRef} from 'shared/convertersV0.js';
 import loadGapi, {fetchGapiEmail} from 'shared/gapi-loader.js';
-import {DEFAULT_MD_PROJECTS} from 'shared/md-helper.js';
 import {viewedProjectName} from 'reducers/projectV0.js';
 
 // Actions
@@ -179,7 +178,7 @@
     currentUser, viewedProjectName, (user, projectName = '') => {
       const prefs = {
         // Make Markdown default to true for projects who have opted in.
-        render_markdown: String(DEFAULT_MD_PROJECTS.has(projectName)),
+        render_markdown: 'true',
         ...user.prefs
       };
       for (let prefName of Object.keys(prefs)) {
diff --git a/static_src/shared/md-helper.js b/static_src/shared/md-helper.js
index 2a0fb46..d387ab8 100644
--- a/static_src/shared/md-helper.js
+++ b/static_src/shared/md-helper.js
@@ -1,12 +1,6 @@
 import marked from 'marked';
 import DOMPurify from 'dompurify';
 
-/** @type {Set} Projects that default Markdown rendering to true. */
-export const DEFAULT_MD_PROJECTS = new Set(['vulnz', 'vulnz-old', 'twpowertools', 'translateselectedtext', 'misc']);
-
-/** @type {Set} Projects that allow users to opt into Markdown rendering. */
-export const AVAILABLE_MD_PROJECTS = new Set([...DEFAULT_MD_PROJECTS]);
-
 const EMAIL_REGEX = /^mailto:[-a-zA-Z0-9!#$%&'*+\/=?^_`{|}~]+(?:[.][-a-zA-Z0-9!#$%&'*+\/=?^_`{|}~]+)*@(?:(?:[0-9a-zA-Z](?:[-]*[0-9a-zA-Z]+)*)(?:\.[0-9a-zA-Z](?:[-]*[0-9a-zA-Z]+)*)*)\.(?:[a-zA-Z]{2,9})$/;
 const MONORAIL_USER_REGEX = /\/u\/[-a-zA-Z0-9!#$%&'*+\/=?^_`{|}~]+(?:[.][-a-zA-Z0-9!#$%&'*+\/=?^_`{|}~]+)*@(?:(?:[0-9a-zA-Z](?:[-]*[0-9a-zA-Z]+)*)(?:\.[0-9a-zA-Z](?:[-]*[0-9a-zA-Z]+)*)*)\.(?:[a-zA-Z]{2,9})$/;
 
@@ -30,16 +24,14 @@
  * @return {boolean} Whether this content should be rendered as Markdown.
  */
 export const shouldRenderMarkdown = ({
-  project, author, enabled = true, availableProjects = AVAILABLE_MD_PROJECTS
+  project, author, enabled = true
 } = {}) => {
   if (BLOCKLIST.has(author)) {
     return false;
   } else if (!enabled) {
     return false;
-  } else if (availableProjects.has(project)) {
-    return true;
   }
-  return false;
+  return true;
 };
 
 /** @const {Object} Options for DOMPurify sanitizer */