diff --git a/components/buffer.js b/components/buffer.js
index 58cb464..a165c5a 100644
--- a/components/buffer.js
+++ b/components/buffer.js
@@ -2,7 +2,7 @@ import { html, Component } from "../lib/index.js";
 import linkify from "../lib/linkify.js";
 import * as irc from "../lib/irc.js";
 import { strip as stripANSI } from "../lib/ansi.js";
-import { BufferType, ServerStatus, BufferEventsDisplayMode, getNickURL, getChannelURL, getMessageURL, isMessageBeforeReceipt, SettingsContext } from "../state.js";
+import { BufferType, ServerStatus, BufferEventsDisplayMode, getMessageURL, isMessageBeforeReceipt, SettingsContext } from "../state.js";
 import * as store from "../store.js";
 import Membership from "./membership.js";
 
@@ -23,7 +23,7 @@ function Nick(props) {
 
 	let colorIndex = djb2(props.nick) % 16 + 1;
 	return html`
-		<a href=${getNickURL(props.nick)} class="nick nick-${colorIndex}" onClick=${handleClick}>${props.nick}</a>
+		<a href=${irc.formatURL({ entity: props.nick })} class="nick nick-${colorIndex}" onClick=${handleClick}>${props.nick}</a>
 	`;
 }
 
@@ -103,7 +103,7 @@ class LogLine extends Component {
 		}
 		function createChannel(channel) {
 			return html`
-				<a href=${getChannelURL(channel)} onClick=${onChannelClick}>
+				<a href=${irc.formatURL({ entity: channel })} onClick=${onChannelClick}>
 					${channel}
 				</a>
 			`;
diff --git a/components/member-list.js b/components/member-list.js
index 70847cf..d7fa439 100644
--- a/components/member-list.js
+++ b/components/member-list.js
@@ -1,5 +1,4 @@
 import { html, Component } from "../lib/index.js";
-import { getNickURL } from "../state.js";
 import { strip as stripANSI } from "../lib/ansi.js";
 import Membership from "./membership.js";
 import * as irc from "../lib/irc.js";
@@ -73,7 +72,7 @@ class MemberItem extends Component {
 		return html`
 			<li>
 				<a
-					href=${getNickURL(this.props.nick)}
+					href=${irc.formatURL({ entity: this.props.nick, enttype: "user" })}
 					class=${classes.join(" ")}
 					title=${title}
 					onClick=${this.handleClick}
diff --git a/lib/irc.js b/lib/irc.js
index 03ceb8d..86fa65a 100644
--- a/lib/irc.js
+++ b/lib/irc.js
@@ -839,6 +839,17 @@ export function parseURL(str) {
 	return { host, enttype, entity };
 }
 
+export function formatURL({ host, enttype, entity } = {}) {
+	host = host || "";
+	entity = entity || "";
+
+	let s = "irc://" + host + "/" + encodeURIComponent(entity);
+	if (enttype) {
+		s += ",is" + enttype;
+	}
+	return s;
+}
+
 export class CapRegistry {
 	available = new Map();
 	enabled = new Set();
diff --git a/state.js b/state.js
index 4510252..438f6aa 100644
--- a/state.js
+++ b/state.js
@@ -43,22 +43,14 @@ export const BufferEventsDisplayMode = {
 
 export const SettingsContext = createContext("settings");
 
-export function getNickURL(nick) {
-	return "irc:///" + encodeURIComponent(nick) + ",isuser";
-}
-
-export function getChannelURL(channel) {
-	return "irc:///" + encodeURIComponent(channel);
-}
-
 export function getBufferURL(buf) {
 	switch (buf.type) {
 	case BufferType.SERVER:
-		return "irc:///";
+		return irc.formatURL();
 	case BufferType.CHANNEL:
-		return getChannelURL(buf.name);
+		return irc.formatURL({ entity: buf.name });
 	case BufferType.NICK:
-		return getNickURL(buf.name);
+		return irc.formatURL({ entity: buf.name, enttype: "user" });
 	}
 	throw new Error("Unknown buffer type: " + buf.type);
 }