diff --git a/lib/charms/data_platform_libs/v0/data_interfaces.py b/lib/charms/data_platform_libs/v0/data_interfaces.py
index b331bdc..59a9722 100644
--- a/lib/charms/data_platform_libs/v0/data_interfaces.py
+++ b/lib/charms/data_platform_libs/v0/data_interfaces.py
@@ -331,7 +331,7 @@ def _on_topic_requested(self, event: TopicRequestedEvent):
 
 # Increment this PATCH version before using `charmcraft publish-lib` or reset
 # to 0 if you are raising the major API version
-LIBPATCH = 36
+LIBPATCH = 37
 
 PYDEPS = ["ops>=2.0.0"]
 
@@ -658,6 +658,10 @@ def set_content(self, content: Dict[str, str]) -> None:
         if not self.meta:
             return
 
+        # DPE-4182: do not create new revision if the content stay the same
+        if content == self.get_content():
+            return
+
         if content:
             self._move_to_new_label_if_needed()
             self.meta.set_content(content)
diff --git a/lib/charms/grafana_k8s/v0/grafana_dashboard.py b/lib/charms/grafana_k8s/v0/grafana_dashboard.py
index 1f1bc4f..dfc32dd 100644
--- a/lib/charms/grafana_k8s/v0/grafana_dashboard.py
+++ b/lib/charms/grafana_k8s/v0/grafana_dashboard.py
@@ -219,7 +219,7 @@ def __init__(self, *args):
 # Increment this PATCH version before using `charmcraft publish-lib` or reset
 # to 0 if you are raising the major API version
 
-LIBPATCH = 35
+LIBPATCH = 36
 
 logger = logging.getLogger(__name__)
 
@@ -1050,6 +1050,7 @@ def __init__(
 
         self.framework.observe(self._charm.on.leader_elected, self._update_all_dashboards_from_dir)
         self.framework.observe(self._charm.on.upgrade_charm, self._update_all_dashboards_from_dir)
+        self.framework.observe(self._charm.on.config_changed, self._update_all_dashboards_from_dir)
 
         self.framework.observe(
             self._charm.on[self._relation_name].relation_created,