diff --git a/docs/changelog.rst b/docs/changelog.rst
index dbbc675cdf..b0988807a4 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -16,6 +16,10 @@ This version drop support for Ubuntu Bionic 18.04 debian package. Please update
 - Deprecate support of Ubuntu 18.04 bionic.
 - Improve filter on code signage (#4367)
 
+**UI/UX**
+
+- Fix max-width for images thumbnails in attached files lists
+
 **Documentation**
 
 - Update documentation for sensitivity fixtures (#4492)
diff --git a/geotrek/core/static/core/style.css b/geotrek/core/static/core/style.css
index 4c129f89df..22bae101d9 100644
--- a/geotrek/core/static/core/style.css
+++ b/geotrek/core/static/core/style.css
@@ -137,3 +137,7 @@ span.aggregation {
     background-color: #f8d7da;
     color: #842029;
 }
+
+.img-polaroid {
+    max-width: 100%;
+}