diff --git a/dev-libs/icu/icu56-56.1.recipe b/dev-libs/icu/icu56-56.1.recipe
index 0c4e3969e..23788de50 100644
--- a/dev-libs/icu/icu56-56.1.recipe
+++ b/dev-libs/icu/icu56-56.1.recipe
@@ -56,8 +56,8 @@ PATCHES+="
 	"
 fi
 
-ARCHITECTURES="x86_gcc2 x86 ?x86_64 arm"
-SECONDARY_ARCHITECTURES="x86_gcc2 x86"
+ARCHITECTURES="?x86_gcc2 ?x86 ?x86_64 arm"
+SECONDARY_ARCHITECTURES="?x86_gcc2 ?x86"
 
 PROVIDES="
 	icu56$secondaryArchSuffix = $portVersion compat >= 56