diff --git a/dsh-plugins/plugins.cordis.yml b/dsh-plugins/plugins.cordis.yml
index 98f46f6..e3845a7 100644
--- a/dsh-plugins/plugins.cordis.yml
+++ b/dsh-plugins/plugins.cordis.yml
@@ -16,3 +16,9 @@
 
 - id: dsh-plugin-ui-simple-statusbar
   name: ./dsh-client-ui-simple-statusbar/lib/index.js
+
+# Host-only. Reconciles $DSH_HOME/storages/workspace.json into
+# ctx.workspaceRegistry so concurrent dsh instances stop losing each other's
+# sessions. Additive-only; see the plugin's README.md.
+- id: dsh-plugin-fix-workspace-multiple-writers
+  name: ./dsh-plugin-fix-workspace-multiple-writers/lib/index.js