From 013a6e8459d0659e05546c849f84151860686004 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Johannes=20K=C3=B6ster?= <johannes.koester@tu-dortmund.de>
Date: Tue, 15 Mar 2022 17:18:35 +0100
Subject: [PATCH] fix: render empty caption if nothing defined in report flag

---
 snakemake/report/__init__.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/snakemake/report/__init__.py b/snakemake/report/__init__.py
index 965bc0a5d..bfb061959 100644
--- a/snakemake/report/__init__.py
+++ b/snakemake/report/__init__.py
@@ -492,6 +492,8 @@ def render(self, env, rst_links, categories, files):
                     ),
                     e,
                 )
+        else:
+            self.caption = ""
 
     @property
     def is_img(self):