diff --git a/src/dial.c b/src/dial.c
index c865688..596c73b 100644
--- a/src/dial.c
+++ b/src/dial.c
@@ -11,7 +11,7 @@
 #define DIAL_RADIUS_LEGEND_MAIN   0.675
 #define DIAL_RADIUS_LEGEND_BOTTOM 0.725
 
-#define DIAL_RADIUS_NEEDLE_MAIN_MIN 0.5
+#define DIAL_RADIUS_NEEDLE_MAIN_MIN 0.51
 #define DIAL_RADIUS_NEEDLE_MAIN_MAX 0.89
 
 #define DIAL_RADIUS_NEEDLE_BOTTOM_MIN 0.8