diff --git a/degesch.c b/degesch.c
index 6aaf971..da930a7 100644
--- a/degesch.c
+++ b/degesch.c
@@ -1500,7 +1500,7 @@ serialize_configuration (struct app_context *ctx, struct str *output)
 
 /// Builds a color pair for 256-color terminals with a 16-color backup value
 #define COLOR_256(name, c256) \
-	((COLOR_ ## name) & 0xFFFF | ((c256 & 0xFFFF) << 16))
+	(((COLOR_ ## name) & 0xFFFF) | ((c256 & 0xFFFF) << 16))
 
 static struct
 {