diff --git a/apps/machine/src/composables/useTheme.ts b/apps/machine/src/composables/useTheme.ts
index edcbfa0..e8debf0 100644
--- a/apps/machine/src/composables/useTheme.ts
+++ b/apps/machine/src/composables/useTheme.ts
@@ -23,7 +23,7 @@ const MODE_KEY = 'lamassu-color-mode'
 const current = ref<ThemeId>(loadTheme())
 const colorMode = ref<ColorMode>(loadColorMode())
 
-const isElectron = !!(window as Record<string, unknown>).electronAPI
+const isElectron = !!(window as unknown as Record<string, unknown>).electronAPI
 
 function loadTheme(): ThemeId {
   try {