diff --git a/src/components/renderer/RendererCircle.js b/src/components/renderer/RendererCircle.js
index f670dde..0cf00fb 100644
--- a/src/components/renderer/RendererCircle.js
+++ b/src/components/renderer/RendererCircle.js
@@ -58,6 +58,9 @@ function listPoints(qrcode, params) {
                     }
                     if (ctn && qrcode.isDark(x + 1, y) && qrcode.isDark(x + 1, y + 2) && qrcode.isDark(x, y + 1) && qrcode.isDark(x + 2, y + 1)) {
                         g1.push(<circle key={id++} cx={x + 1 + 0.5} cy={y + 1 + 0.5} r={1} fill="#FFFFFF" stroke={otherColor} strokeWidth={rand(0.33,0.6)} />)
+                        if (qrcode.isDark(x + 1, y + 1)) {
+                            g1.push(<circle r={0.5 * rand(0.5,1)} key={id++} fill={otherColor} cx={x + 1 + 0.5} cy={y + 1 + 0.5}/>)
+                        }
                         available[x + 1][y] = false;
                         available[x][y + 1] = false;
                         available[x + 2][y + 1] = false;
@@ -82,24 +85,24 @@ function listPoints(qrcode, params) {
                 }
                 if (available[x][y] && y < nCount - 1) {
                     if (qrcode.isDark(x, y) && qrcode.isDark(x, y + 1)) {
-                        pointList.push(<circle key={id++} cx={x + 0.5} cy={y + 1} r={0.5 * rand(0.9,1.1)} fill="#FFFFFF" stroke={otherColor} strokeWidth={rand(0.4,0.5)} />)
+                        pointList.push(<circle key={id++} cx={x + 0.5} cy={y + 1} r={0.5 * rand(0.95,1.05)} fill="#FFFFFF" stroke={otherColor} strokeWidth={rand(0.36,0.4)} />)
                         available[x][y] = false;
                         available[x][y + 1] = false;
                     }
                 }
                 if (available[x][y] && x < nCount - 1) {
                     if (qrcode.isDark(x, y) && qrcode.isDark(x + 1, y)) {
-                        pointList.push(<circle key={id++} cx={x + 1} cy={y + 0.5} r={0.5 * rand(0.9,1.1)} fill="#FFFFFF" stroke={otherColor} strokeWidth={rand(0.36,0.5)} />)
+                        pointList.push(<circle key={id++} cx={x + 1} cy={y + 0.5} r={0.5 * rand(0.95,1.05)} fill="#FFFFFF" stroke={otherColor} strokeWidth={rand(0.36,0.4)} />)
                         available[x][y] = false;
                         available[x + 1][y] = false;
                     }
                 }
                 if (available[x][y]) {
                     if (qrcode.isDark(x, y)) {
-                        pointList.push(<circle r={0.5 * rand(0.33,0.9)} key={id++} fill={otherColor} cx={x + 0.5} cy={y + 0.5}/>)
+                        pointList.push(<circle r={0.5 * rand(0.5,1)} key={id++} fill={otherColor} cx={x + 0.5} cy={y + 0.5}/>)
                     } else if (typeTable[x][y] === QRPointType.DATA) {
-                        if (rand(0,1) > 0.8) {
-                            g2.push(<circle r={0.5 * rand(0.7,1.3)} key={id++} fill="#FFFFFF" stroke={otherColor} strokeWidth={rand(0.15,0.33)} cx={x + 0.5} cy={y + 0.5}/>)
+                        if (rand(0,1) > 0.85) {
+                            g2.push(<circle r={0.5 * rand(0.85,1.3)} key={id++} fill="#FFFFFF" stroke={otherColor} strokeWidth={rand(0.15,0.33)} cx={x + 0.5} cy={y + 0.5}/>)
                         }
                     }
                 }