diff --git a/src/lcd.c b/src/lcd.c
index e79422f..ee18824 100644
--- a/src/lcd.c
+++ b/src/lcd.c
@@ -68,9 +68,7 @@ void lcd_set_cursor(struct lcd_t *lcd, const uint8_t row, const uint8_t col) {
 }
 
 void lcd_set_custom_char(struct lcd_t *lcd, const uint8_t index, const lcd_glyph_t *glyph) {
-	uint8_t cmdbuf[] = {254, 78, index, 0, 0, 0, 0, 0, 0, 0, 0};
-	memcpy(&cmdbuf[3], glyph, sizeof(lcd_glyph_t));
-	memcpy(lcd->writebuf.cchar[index], cmdbuf, sizeof(cmdbuf));
+	memcpy(lcd->writebuf.cchar[index] + 3, glyph, sizeof(lcd_glyph_t)); // we prepare the command in init, so we can just copy the glyph after the command
 }
 
 /* writes string to write buffer at calculated pos, we trust it to be null terminated */