diff --git a/games-engines/urho3d/urho3d-1.8_alpha.ebuild b/games-engines/urho3d/urho3d-1.8_alpha.ebuild
index 7819271..dbc7131 100644
--- a/games-engines/urho3d/urho3d-1.8_alpha.ebuild
+++ b/games-engines/urho3d/urho3d-1.8_alpha.ebuild
@@ -5,7 +5,7 @@ EAPI=7
 
 MY_PN="Urho3D"
 
-inherit xdg cmake
+inherit flag-o-matic xdg cmake
 
 DESCRIPTION="Cross-platform 2D and 3D game engine"
 HOMEPAGE="https://urho3d.github.io/"
diff --git a/games-engines/urho3d/urho3d-9999.ebuild b/games-engines/urho3d/urho3d-9999.ebuild
index 7819271..dbc7131 100644
--- a/games-engines/urho3d/urho3d-9999.ebuild
+++ b/games-engines/urho3d/urho3d-9999.ebuild
@@ -5,7 +5,7 @@ EAPI=7
 
 MY_PN="Urho3D"
 
-inherit xdg cmake
+inherit flag-o-matic xdg cmake
 
 DESCRIPTION="Cross-platform 2D and 3D game engine"
 HOMEPAGE="https://urho3d.github.io/"