diff --git a/src/zen/spaces/ZenSpaceManager.mjs b/src/zen/spaces/ZenSpaceManager.mjs
index beae4b055..257a81318 100644
--- a/src/zen/spaces/ZenSpaceManager.mjs
+++ b/src/zen/spaces/ZenSpaceManager.mjs
@@ -2396,7 +2396,8 @@ class nsZenWorkspaces {
       w => w.uuid !== this.activeWorkspace
     );
     const ctxCommand = document.getElementById("cmd_zenCtxDeleteWorkspace");
-    if (workspaces.length <= 1) {
+    const hasMultipleWorkspaces = !!workspaces.length;
+    if (!hasMultipleWorkspaces) {
       ctxCommand.setAttribute("disabled", "true");
     } else {
       ctxCommand.removeAttribute("disabled");
@@ -2416,6 +2417,9 @@ class nsZenWorkspaces {
       )) {
         item.remove();
       }
+      if (!hasMultipleWorkspaces) {
+        continue;
+      }
       const separator = document.createXULElement("menuseparator");
       separator.classList.add("zen-workspace-context-menu-item");
       if (isMoveTabPopup) {