diff --git a/degesch.c b/degesch.c
index 0e70813..f9c0309 100644
--- a/degesch.c
+++ b/degesch.c
@@ -2109,7 +2109,7 @@ filter_color_cube_for_acceptable_nick_colors (size_t *len)
 	// This is a pure function and we don't use threads, static storage is fine
 	static int table[6 * 6 * 6];
 	size_t len_counter = 0;
-	for (int x = 0; x < N_ELEMENTS (table); x++)
+	for (int x = 0; x < (int) N_ELEMENTS (table); x++)
 	{
 		int r =  x / 36;
 		int g = (x / 6) % 6;