diff --git a/config.mak.uname b/config.mak.uname
index a3a779327f..9b3e9bff5f 100644
--- a/config.mak.uname
+++ b/config.mak.uname
@@ -576,6 +576,7 @@ ifeq ($(uname_S),NONSTOP_KERNEL)
 	NO_SETENV = YesPlease
 	NO_UNSETENV = YesPlease
 	NO_MKDTEMP = YesPlease
+	NO_UNCOMPRESS2 = YesPlease
 	# Currently libiconv-1.9.1.
 	OLD_ICONV = UnfortunatelyYes
 	NO_REGEX = NeedsStartEnd