From 52048eb2b85259b8a0b854210f81dd50d102182e Mon Sep 17 00:00:00 2001
From: Brainor <brainor@qq.com>
Date: Fri, 3 Nov 2023 13:36:58 +0800
Subject: [PATCH] Fix x and y axis naming in dendrogram trace

---
 CHANGELOG.md                                                | 5 +++++
 packages/python/plotly/plotly/figure_factory/_dendrogram.py | 4 ++--
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index af6a34b2fe..1f283c6e14 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,11 @@
 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
+## [UNRELEASED]
+
+### Fixed
+- Fix issue with creating dendrogram in subplots [[#4411](https://github.com/plotly/plotly.py/pull/4411)],
+
 ## [5.18.0] - 2023-10-25
 
 ### Updated
diff --git a/packages/python/plotly/plotly/figure_factory/_dendrogram.py b/packages/python/plotly/plotly/figure_factory/_dendrogram.py
index 1f97cca230..a0c831921d 100644
--- a/packages/python/plotly/plotly/figure_factory/_dendrogram.py
+++ b/packages/python/plotly/plotly/figure_factory/_dendrogram.py
@@ -387,8 +387,8 @@ def get_dendrogram_traces(
             except ValueError:
                 y_index = ""
 
-            trace["xaxis"] = "x" + x_index
-            trace["yaxis"] = "y" + y_index
+            trace["xaxis"] = f"x{x_index}"
+            trace["yaxis"] = f"y{y_index}"
 
             trace_list.append(trace)