diff --git a/packages/styles/dist/gitlab-ui.css b/packages/styles/dist/gitlab-ui.css
index bba7c31..d11c3c8 100644
--- a/packages/styles/dist/gitlab-ui.css
+++ b/packages/styles/dist/gitlab-ui.css
@@ -3745,6 +3745,10 @@
       box-shadow: none;
     }
   }
+  .gl-markdown :where(ol, ul) {
+    list-style: revert;
+    padding-inline-start: revert;
+  }
   .gl-modal-viewport {
     position: fixed;
     top: 0;
diff --git a/packages/styles/src/components.css b/packages/styles/src/components.css
index 5aa0491..7c65aba 100644
--- a/packages/styles/src/components.css
+++ b/packages/styles/src/components.css
@@ -2,6 +2,7 @@
 @import "./buttons/clear-icon-button.css";
 @import "./breadcrumbs/bootstrap-breadcrumb.css";
 @import "./dropdowns/new-dropdown.css";
+@import "./markdown/markdown-foundations.css";
 @import "./modals/bootstrap-modal.css";
 @import "./popovers/bootstrap-popover.css";
 @import "./tabs/bootstrap-tabs.css";
diff --git a/packages/styles/src/markdown/markdown-foundations.css b/packages/styles/src/markdown/markdown-foundations.css
new file mode 100644
index 0000000..1661c94
--- /dev/null
+++ b/packages/styles/src/markdown/markdown-foundations.css
@@ -0,0 +1,9 @@
+/*
+ * GitLab UI's Markdown styles rely on the user-agent list markers and
+ * indentation preserved by Bootstrap Reboot. Restore those defaults for
+ * hosts that use a reset such as Tailwind Preflight.
+ */
+.gl-markdown :where(ol, ul) {
+  list-style: revert;
+  padding-inline-start: revert;
+}