diff --git a/dev-libs/libburn/libburn-1.3.8.recipe b/dev-libs/libburn/libburn-1.3.8.recipe
index def3a090e..77c6378d6 100644
--- a/dev-libs/libburn/libburn-1.3.8.recipe
+++ b/dev-libs/libburn/libburn-1.3.8.recipe
@@ -13,8 +13,12 @@ LICENSE="GNU GPL v2"
 SRC_URI="http://files.libburnia-project.org/releases/libburn-$portVersion.tar.gz"
 CHECKSUM_SHA256="46266bdd4b37ca9700a44bbd8dbfbf3526423ede25751fd2f0211b2b5ce29283"
 REVISION="1"
-ARCHITECTURES="?x86_gcc2 x86 x86_64"
-SECONDARY_ARCHITECTURES="?x86_gcc2 x86"
+ARCHITECTURES="x86 x86_64"
+if [ $effectiveTargetArchitecture != x86_gcc2 ]; then
+	# x86_gcc2 is fine as primary target architecture as long as we're building
+	# for a different secondary architecture.
+	ARCHITECTURES="$ARCHITECTURES x86_gcc2"
+fi
 
 PATCHES="libburn-$portVersion.patchset"