diff --git a/Makefile b/Makefile
index 606ef7c4a544913bf0fdcd6c4b62a359d5ad8e53..aae58aad01c5d6f2dcf4392adf8c924afd8396d3 100644
--- a/Makefile
+++ b/Makefile
@@ -1070,7 +1070,7 @@ MRPROPER_FILES += .config .config.old .version .old_version $(version_h) \
 		  Module.symvers tags TAGS cscope* GPATH GTAGS GRTAGS GSYMS \
 		  signing_key.priv signing_key.x509 x509.genkey		\
 		  extra_certificates signing_key.x509.keyid		\
-		  signing_key.x509.signer
+		  signing_key.x509.signer include/linux/version.h
 
 # clean - Delete most, but leave enough to build external modules
 #