diff --git a/app-emulation/wine-vanilla/wine-vanilla-9999.ebuild b/app-emulation/wine-vanilla/wine-vanilla-9999.ebuild
index 77365b61dde6c..f1bef564158c2 100644
--- a/app-emulation/wine-vanilla/wine-vanilla-9999.ebuild
+++ b/app-emulation/wine-vanilla/wine-vanilla-9999.ebuild
@@ -6,7 +6,7 @@ EAPI=8
 inherit optfeature wine
 
 WINE_GECKO=2.47.4
-WINE_MONO=11.2.0
+WINE_MONO=11.3.0
 
 if [[ ${PV} == 9999 ]]; then
 	inherit git-r3