diff --git a/st.c b/st.c
index 0204b2e..9c8fb86 100644
--- a/st.c
+++ b/st.c
@@ -181,9 +181,9 @@ typedef XftColor Color;
 
 typedef struct {
 	char c[UTF_SIZ]; /* character code */
-	ushort mode;      /* attribute flags */
-	uint32_t fg;      /* foreground  */
-	uint32_t bg;      /* background  */
+	ushort mode;     /* attribute flags */
+	uchar fg;        /* foreground  */
+	uchar bg;        /* background  */
 } Glyph;
 
 typedef Glyph *Line;