diff --git a/bin/named/server.c b/bin/named/server.c
index 299778092a..a492c01eaf 100644
--- a/bin/named/server.c
+++ b/bin/named/server.c
@@ -150,11 +150,11 @@
 #endif /* HAVE_LMDB */
 
 #ifndef SIZE_MAX
-#define SIZE_MAX ((size_t) - 1)
+#define SIZE_MAX ((size_t)-1)
 #endif /* ifndef SIZE_MAX */
 
 #ifndef SIZE_AS_PERCENT
-#define SIZE_AS_PERCENT ((size_t) - 2)
+#define SIZE_AS_PERCENT ((size_t)-2)
 #endif /* ifndef SIZE_AS_PERCENT */
 
 /* RFC7828 defines timeout as 16-bit value specified in units of 100