diff --git a/.strict-typing b/.strict-typing
index 2613ecf5bbb..c84c9adb8e0 100644
--- a/.strict-typing
+++ b/.strict-typing
@@ -353,6 +353,7 @@ homeassistant.components.oralb.*
 homeassistant.components.otbr.*
 homeassistant.components.overkiz.*
 homeassistant.components.p1_monitor.*
+homeassistant.components.panel_custom.*
 homeassistant.components.peco.*
 homeassistant.components.persistent_notification.*
 homeassistant.components.pi_hole.*
diff --git a/mypy.ini b/mypy.ini
index 5cd3a05a119..087f7abc5d7 100644
--- a/mypy.ini
+++ b/mypy.ini
@@ -3285,6 +3285,16 @@ disallow_untyped_defs = true
 warn_return_any = true
 warn_unreachable = true
 
+[mypy-homeassistant.components.panel_custom.*]
+check_untyped_defs = true
+disallow_incomplete_defs = true
+disallow_subclassing_any = true
+disallow_untyped_calls = true
+disallow_untyped_decorators = true
+disallow_untyped_defs = true
+warn_return_any = true
+warn_unreachable = true
+
 [mypy-homeassistant.components.peco.*]
 check_untyped_defs = true
 disallow_incomplete_defs = true