diff --git a/openpower/package/openpower-pnor/Config.in b/openpower/package/openpower-pnor/Config.in
index a673e2b..2fe0b9d 100644
--- a/openpower/package/openpower-pnor/Config.in
+++ b/openpower/package/openpower-pnor/Config.in
@@ -78,7 +78,7 @@
             String used to define skiboot lid filename
 
 config BR2_TARGET_SKIBOOT_XZ
-        boolean "Compress the skiboot image with XZ"
+        bool "Compress the skiboot image with XZ"
         select BR2_OPENPOWER_PNOR_XZ_ENABLED
         default y