diff --git a/lib/Kconfig b/lib/Kconfig
index 2e491ac..f0df318 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -220,6 +220,7 @@
 
 config ZLIB_DEFLATE
 	tristate
+	select BITREVERSE
 
 config LZO_COMPRESS
 	tristate