diff --git a/bin/tmux-edit-helper b/bin/tmux-edit-helper
index f9c06c0..6a3644e 100755
--- a/bin/tmux-edit-helper
+++ b/bin/tmux-edit-helper
@@ -11,8 +11,9 @@ else
 	fre --store_name "$_store" --add "$_file"
 fi
 
-tmux new-window -S -n nvim \
-	-e "GOPACKAGESDRIVER=$GOPACKAGESDRIVER" \
-	nvim --listen "$XDG_RUNTIME_DIR/nvim.sock"
+tmux select-window -t nvim 2>/dev/null ||
+	tmux new-window -S -n nvim \
+		-e "GOPACKAGESDRIVER=$GOPACKAGESDRIVER" \
+		nvim --listen "$XDG_RUNTIME_DIR/nvim.sock"
 
 nvim --server "$XDG_RUNTIME_DIR/nvim.sock" --remote "$_file"