diff --git a/fs/binfmt_misc.c b/fs/binfmt_misc.c
index aa4a7a23ff99d8a9a111a37eee80d5e75cf0886b..217217a64616e5b9a778df5e777d72957c6b172e 100644
--- a/fs/binfmt_misc.c
+++ b/fs/binfmt_misc.c
@@ -42,10 +42,10 @@ static LIST_HEAD(entries);
 static int enabled = 1;
 
 enum {Enabled, Magic};
-#define MISC_FMT_PRESERVE_ARGV0 (1 << 31)
-#define MISC_FMT_OPEN_BINARY (1 << 30)
-#define MISC_FMT_CREDENTIALS (1 << 29)
-#define MISC_FMT_OPEN_FILE (1 << 28)
+#define MISC_FMT_PRESERVE_ARGV0 (1UL << 31)
+#define MISC_FMT_OPEN_BINARY (1UL << 30)
+#define MISC_FMT_CREDENTIALS (1UL << 29)
+#define MISC_FMT_OPEN_FILE (1UL << 28)
 
 typedef struct {
 	struct list_head list;