diff --git a/dev-games/simgear/simgear-2018.2.2.recipe b/dev-games/simgear/simgear-2018.2.2.recipe
index 7dd0ebfce..09eedab18 100644
--- a/dev-games/simgear/simgear-2018.2.2.recipe
+++ b/dev-games/simgear/simgear-2018.2.2.recipe
@@ -10,8 +10,8 @@ SOURCE_URI="https://downloads.sourceforge.net/flightgear/simgear-$portVersion.ta
 CHECKSUM_SHA256="f61576bc36aae36f350154749df1cee396763604c06b8a71c4b50452d9151ce5"
 PATCHES="simgear-$portVersion.patchset"
 
-ARCHITECTURES="!x86_gcc2 ?x86 x86_64"
-SECONDARY_ARCHITECTURES="x86"
+ARCHITECTURES="!x86_gcc2 !x86 !x86_64"
+SECONDARY_ARCHITECTURES="!x86"
 
 libVersion="$portVersion"