diff --git a/Ports/.port_include.sh b/Ports/.port_include.sh
index 974da4eb5b..a1b2498d18 100755
--- a/Ports/.port_include.sh
+++ b/Ports/.port_include.sh
@@ -8,6 +8,7 @@ prefix=$SERENITY_ROOT/Ports
 export CC=i686-pc-serenity-gcc
 export CXX=i686-pc-serenity-g++
 export PATH=$SERENITY_ROOT/Toolchain/Local/i686/bin:$PATH
+export SERENITY_ARCH=i686
 
 MD5SUM=md5sum