diff --git a/quickshell/DMSShell.qml b/quickshell/DMSShell.qml
index 3ec1b82f..30500b99 100644
--- a/quickshell/DMSShell.qml
+++ b/quickshell/DMSShell.qml
@@ -116,6 +116,12 @@ Item {
                         fadeWindowLoader.item.cancelFade();
                     }
                 }
+
+                function onDismissFadeToLock() {
+                    if (fadeWindowLoader.item) {
+                        fadeWindowLoader.item.dismiss();
+                    }
+                }
             }
         }
     }
diff --git a/quickshell/Modules/Lock/Lock.qml b/quickshell/Modules/Lock/Lock.qml
index 1b06c690..c31b721f 100644
--- a/quickshell/Modules/Lock/Lock.qml
+++ b/quickshell/Modules/Lock/Lock.qml
@@ -60,6 +60,10 @@ Scope {
     function lock() {
         if (SettingsData.customPowerActionLock?.length > 0) {
             Quickshell.execDetached(["sh", "-c", SettingsData.customPowerActionLock]);
+            // The custom locker manages its own surface; DMS never engages
+            // WlSessionLock here, so isShellLocked stays false and the fade
+            // overlay would never be dismissed. Hand off by dismissing it now.
+            IdleService.dismissFadeToLock();
             return;
         }
         if (shouldLock || pendingLock)
diff --git a/quickshell/Services/IdleService.qml b/quickshell/Services/IdleService.qml
index 46d9d2a6..4ececaf5 100644
--- a/quickshell/Services/IdleService.qml
+++ b/quickshell/Services/IdleService.qml
@@ -53,6 +53,7 @@ Singleton {
     signal lockRequested
     signal fadeToLockRequested
     signal cancelFadeToLock
+    signal dismissFadeToLock
     signal fadeToDpmsRequested
     signal cancelFadeToDpms
     signal requestMonitorOff