diff --git a/include/wx/language.h b/include/wx/language.h
index 2d196b6639..3223b2dc10 100644
--- a/include/wx/language.h
+++ b/include/wx/language.h
@@ -31,7 +31,7 @@
 */
 enum wxLanguage
 {
-    /// User's default/preffered language as got from OS.
+    /// User's default/preferred language as got from OS.
     wxLANGUAGE_DEFAULT,
 
     /// Unknown language, returned if wxLocale::GetSystemLanguage fails.
diff --git a/misc/languages/genlang.py b/misc/languages/genlang.py
index f9c9ae6354..9d23c9c3d9 100755
--- a/misc/languages/genlang.py
+++ b/misc/languages/genlang.py
@@ -35,7 +35,7 @@ def WriteEnum(f, table):
 */
 enum wxLanguage
 {
-    /// User's default/preffered language as got from OS.
+    /// User's default/preferred language as got from OS.
     wxLANGUAGE_DEFAULT,
 
     /// Unknown language, returned if wxLocale::GetSystemLanguage fails.