diff --git a/src/Compositor.cpp b/src/Compositor.cpp
index 68070c2e..e9dad892 100644
--- a/src/Compositor.cpp
+++ b/src/Compositor.cpp
@@ -896,6 +896,11 @@ void CCompositor::focusSurface(wlr_surface* pSurface, CWindow* pWindowOwner) {
         (pWindowOwner && m_sSeat.seat->keyboard_state.focused_surface == g_pXWaylandManager->getWindowSurface(pWindowOwner)))
         return; // Don't focus when already focused on this.
 
+    if (g_pSessionLockManager->isSessionLocked()) {
+        wlr_seat_keyboard_clear_focus(m_sSeat.seat);
+        m_pLastFocus = nullptr;
+    }
+
     // Unfocus last surface if should
     if (m_pLastFocus && !pWindowOwner)
         g_pXWaylandManager->activateSurface(m_pLastFocus, false);
@@ -905,7 +910,7 @@ void CCompositor::focusSurface(wlr_surface* pSurface, CWindow* pWindowOwner) {
         g_pEventManager->postEvent(SHyprIPCEvent{"activewindow", ","}); // unfocused
         g_pEventManager->postEvent(SHyprIPCEvent{"activewindowv2", ","});
         g_pInputManager->m_sIMERelay.onKeyboardFocus(nullptr);
-        g_pCompositor->m_pLastFocus = nullptr;
+        m_pLastFocus = nullptr;
         return;
     }