diff --git a/src/qgis_geonode/styles.py b/src/qgis_geonode/styles.py
index f8f8060..3cc0b9e 100644
--- a/src/qgis_geonode/styles.py
+++ b/src/qgis_geonode/styles.py
@@ -4,6 +4,7 @@
 from qgis.PyQt import QtXml
 
 from . import network
+from .utils import remove_comments_from_sld
 
 
 def deserialize_sld_doc(
@@ -18,6 +19,11 @@ def deserialize_sld_doc(
     named_layer_element = None
     if sld_loaded:
         root = sld_doc.documentElement()
+
+        # We remove all the comments from the SLD since they cause a QGIS crash
+        # during the SLD serialization (serialize_sld_named_layer, save() method)
+        remove_comments_from_sld(root)
+
         if not root.isNull():
             sld_named_layer = root.firstChildElement("NamedLayer")
             if not sld_named_layer.isNull():
diff --git a/src/qgis_geonode/utils.py b/src/qgis_geonode/utils.py
index 473e155..2298e62 100644
--- a/src/qgis_geonode/utils.py
+++ b/src/qgis_geonode/utils.py
@@ -37,3 +37,14 @@ def show_message(
         progress_bar.setMaximum(0)
         message_item.layout().addWidget(progress_bar)
     message_bar.pushWidget(message_item, level=level)
+
+
+def remove_comments_from_sld(element):
+    child = element.firstChild()
+    while not child.isNull():
+        if child.isComment():
+            element.removeChild(child)
+        else:
+            if child.isElement():
+                remove_comments_from_sld(child)
+        child = child.nextSibling()