diff --git a/source/conf.py b/source/conf.py
index 7d44649c9c..47013fc57d 100644
--- a/source/conf.py
+++ b/source/conf.py
@@ -109,7 +109,7 @@
     basedir_for_gallery = "./"
 else:  # build locally
     siteurl_for_gallery = ""
-    basedir_for_gallery = ""
+    basedir_for_gallery = "source/"
 
 html_context = {
     "favicon": "favicon.ico",