diff --git a/Makefile b/Makefile
index 6153a22..0b51158 100644
--- a/Makefile
+++ b/Makefile
@@ -200,6 +200,12 @@ worktree-rm: guard-name
 	-git -C "$(WT_DIR)" submodule deinit -f user
 	git worktree remove --force "$(WT_DIR)"
 	git worktree prune
+	# The deinit above is required (a populated user/ blocks `worktree remove`),
+	# but worktrees SHARE .git/config — so it also strips submodule.user.url for
+	# the MAIN checkout, leaving `git submodule status` there showing `-` (not
+	# initialised) even though user/ is intact. Re-register it; init is
+	# idempotent and touches config only, never the working tree.
+	git submodule init
 	@echo "Removed $(WT_DIR). If feat/$(NAME) is merged, drop it: git branch -d feat/$(NAME)"
 
 # ── Demo content ──────────────────────────────────────────────────────────────