diff --git a/src/GobanSVG.ts b/src/GobanSVG.ts
index 116096f3..ddcbb243 100644
--- a/src/GobanSVG.ts
+++ b/src/GobanSVG.ts
@@ -1784,7 +1784,11 @@ export class GobanSVG extends GobanCore implements GobanSVGInterface {
                 text.setAttribute("x", cx.toString());
                 let yy = cy;
                 yy -= this.square_size / 6;
-                yy += this.square_size * 0.6;
+                if (letter) {
+                    yy += this.square_size * 0.6;
+                } else {
+                    yy += this.square_size * 0.275;
+                }
                 text.setAttribute("y", yy.toString());
                 text.textContent = subscript;
                 if (transparent) {
diff --git a/src/test.tsx b/src/test.tsx
index a894617a..a8867717 100644
--- a/src/test.tsx
+++ b/src/test.tsx
@@ -354,8 +354,8 @@ function ReactGoban<GobanClass extends GobanCore>(
 
         let i = 0;
         const start = Date.now();
-        const NUM_MOVES = 300;
-        //const NUM_MOVES = 20;
+        //const NUM_MOVES = 300;
+        const NUM_MOVES = 20;
         const interval = setInterval(() => {
             i++;
             if (i >= NUM_MOVES) {
@@ -420,6 +420,7 @@ function ReactGoban<GobanClass extends GobanCore>(
                     goban.setMark(15, 13, "cross", true);
                     goban.setMark(15, 12, "top", true);
                     goban.setSubscriptMark(15, 12, "sub", true);
+                    goban.setSubscriptMark(16, 12, "sub", true);
                     goban.setMark(15, 11, "A", true);
 
                     // pen marks