diff --git a/app/pages/learn.vue b/app/pages/learn.vue
index dd2d9bd..d6fc9c9 100644
--- a/app/pages/learn.vue
+++ b/app/pages/learn.vue
@@ -635,7 +635,7 @@ const atcNumberWords: Record<string, string> = {
   '1': 'one',
   '2': 'two',
   '3': 'tree',
-  '4': 'fower',
+  '4': 'four',
   '5': 'fife',
   '6': 'six',
   '7': 'seven',
diff --git a/shared/utils/radioSpeech.ts b/shared/utils/radioSpeech.ts
index 344236b..c418e73 100644
--- a/shared/utils/radioSpeech.ts
+++ b/shared/utils/radioSpeech.ts
@@ -3,7 +3,7 @@ export const ICAO_DIGITS: Record<string, string> = {
     '1': 'wun',
     '2': 'too',
     '3': 'tree',
-    '4': 'fower',
+    '4': 'four',
     '5': 'fife',
     '6': 'six',
     '7': 'seven',
@@ -117,7 +117,7 @@ const HUNDRED_WORDS: Record<number, string> = {
     100: 'wun hundred',
     200: 'too hundred',
     300: 'tree hundred',
-    400: 'fower hundred',
+    400: 'four hundred',
     500: 'five hundred',
     600: 'six hundred',
     700: 'seven hundred',