diff --git a/common/wrappers/uname.sh b/common/wrappers/uname.sh
index 1f1846999eb..723e3c884a4 100644
--- a/common/wrappers/uname.sh
+++ b/common/wrappers/uname.sh
@@ -1,9 +1,13 @@
 #!/bin/sh
 
 uname=$(/usr/bin/uname $@)
+uname_m=$(/usr/bin/uname -m)
+arch=${XBPS_ARCH%-musl}
+# if XBPS_ARCH was reseted by `env -i` use original `/usr/bin/uname -m`
+: ${arch:=$uname_m}
 rv=$?
 echo "$uname" |
 	sed "s/\(^\| \)$(/usr/bin/uname -n)\($\| \)/\1void\2/" |
-	sed "s/$(/usr/bin/uname -m)/${XBPS_ARCH%-musl}/"
+	sed "s/$uname_m/$arch/"
 
 exit $rv