diff --git a/tag.c b/tag.c
index 13f59d0..649ac49 100644
--- a/tag.c
+++ b/tag.c
@@ -45,11 +45,15 @@ struct Tag tagFind(const char *name) {
 
 struct Tag tagFor(const char *name, enum IRCColor color) {
 	struct Tag tag = tagFind(name);
-	if (tag.id != TagNone.id) return tag;
+	if (tag.id != TagNone.id) {
+		tag.color = tags.color[tag.id] = color;
+		return tag;
+	}
 	if (tags.len == TagsLen) return TagStatus;
+
 	size_t id = tags.len++;
 	tags.name[id] = strdup(name);
-	if (!tags.name[id]) err(EX_OSERR, "strdup");
 	tags.color[id] = color;
+	if (!tags.name[id]) err(EX_OSERR, "strdup");
 	return (struct Tag) { id, tags.name[id], color };
 }
diff --git a/ui.c b/ui.c
index ffb2916..7654e36 100644
--- a/ui.c
+++ b/ui.c
@@ -85,7 +85,10 @@ static void windowRemove(struct Window *win) {
 
 static struct Window *windowFor(struct Tag tag) {
 	struct Window *win = windows.tag[tag.id];
-	if (win) return win;
+	if (win) {
+		win->tag = tag;
+		return win;
+	}
 
 	win = calloc(1, sizeof(*win));
 	if (!win) err(EX_OSERR, "calloc");