From 6e0664b78a7a9208f6b09df7ec7d149da00b90d4 Mon Sep 17 00:00:00 2001
From: Teun van den Brand <49372158+teunbrand@users.noreply.github.com>
Date: Tue, 28 Jan 2025 14:21:29 +0100
Subject: [PATCH] prepopulate theme (#6304)

---
 R/guides-.R | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/R/guides-.R b/R/guides-.R
index 44ed7fb383..83ced80cd7 100644
--- a/R/guides-.R
+++ b/R/guides-.R
@@ -274,7 +274,7 @@ Guides <- ggproto(
   #
   # The resulting guide is then drawn in ggplot_gtable
 
-  build = function(self, scales, layers, labels, layer_data, theme) {
+  build = function(self, scales, layers, labels, layer_data, theme = theme()) {
 
     # Empty guides list
     custom <- self$get_custom()