diff --git a/build/jam/OptionalPackages b/build/jam/OptionalPackages
index ef0758e7cf0..57e6a2ea5b3 100644
--- a/build/jam/OptionalPackages
+++ b/build/jam/OptionalPackages
@@ -2143,7 +2143,7 @@ if [ IsOptionalHaikuImagePackageAdded Vision ] {
 
 # WebKit
 if [ IsOptionalHaikuImagePackageAdded WebKit ] {
-	if $(TARGET_ARCH) != x86 {
+	if $(TARGET_ARCH) != x86 && $(TARGET_ARCH) != x86_64 {
 		Echo "No optional package WebKit available for $(TARGET_ARCH)" ;
 	} else if $(HAIKU_GCC_VERSION[1]) < 4 && ! $(isHybridBuild) {
 		Echo "No optional package WebKit available for gcc2" ;