diff --git a/source/_lovelace/logbook.markdown b/source/_lovelace/logbook.markdown
index 5d9e8f46075..aed2f9af910 100644
--- a/source/_lovelace/logbook.markdown
+++ b/source/_lovelace/logbook.markdown
@@ -45,7 +45,7 @@ title:
   type: string
 hours_to_show:
   required: false
-  description: Number of hours in the past to track.
+  description: Number of hours in the past to track. Minimum is 1 hour. Big values can result in delayed rendering, especially if the selected entities have a lot of state changes. 
   type: integer
   default: 24
 theme:
diff --git a/source/_lovelace/sensor.markdown b/source/_lovelace/sensor.markdown
index 5708023196e..bb268216df0 100644
--- a/source/_lovelace/sensor.markdown
+++ b/source/_lovelace/sensor.markdown
@@ -45,7 +45,7 @@ detail:
   default: 1
 hours_to_show:
   required: false
-  description: Hours to show in graph.
+  description: Hours to show in graph. Minimum is 1 hour. Big values can result in delayed rendering, especially if the selected entities have a lot of state changes.
   type: integer
   default: 24
 theme:
diff --git a/source/lovelace/header-footer.markdown b/source/lovelace/header-footer.markdown
index 0284b331820..b8dee843bdc 100644
--- a/source/lovelace/header-footer.markdown
+++ b/source/lovelace/header-footer.markdown
@@ -109,7 +109,7 @@ detail:
   default: 1
 hours_to_show:
   required: false
-  description: Hours to show in graph
+  description: Hours to show in graph. Minimum is 1 hour. Big values can result in delayed rendering, especially if the selected entities have a lot of state changes.
   type: integer
   default: 24
 {% endconfiguration %}