diff --git a/watch-faces/sensor/lis2dw_monitor_face.c b/watch-faces/sensor/lis2dw_monitor_face.c
index 3934fa59..7c7d8327 100644
--- a/watch-faces/sensor/lis2dw_monitor_face.c
+++ b/watch-faces/sensor/lis2dw_monitor_face.c
@@ -384,7 +384,7 @@ static void _monitor_display(lis2dw_monitor_state_t *state)
 {
     char buf[10];
 
-    snprintf(buf, sizeof(buf), " %C ", "XYZ"[state->axis]);
+    snprintf(buf, sizeof(buf), " %c ", "XYZ"[state->axis]);
     watch_display_text_with_fallback(WATCH_POSITION_TOP_LEFT, buf, buf);
 
     snprintf(buf, sizeof(buf), "%2d", state->axis + 1);