diff --git a/asset/image/line.png b/asset/image/line.png
index d00434f..533f158 100644
Binary files a/asset/image/line.png and b/asset/image/line.png differ
diff --git a/asset/line_chart/basic.svg b/asset/line_chart/basic.svg
index afc5d82..fab763c 100644
--- a/asset/line_chart/basic.svg
+++ b/asset/line_chart/basic.svg
@@ -159,7 +159,7 @@ Sun
 <circle cx="41" cy="198.9" r="3.5" stroke-width="1" stroke="#EE6666" fill="#EE6666"/>
 <line stroke-width="1" x1="46" y1="198.9" x2="540" y2="198.9" stroke="#EE6666" stroke-dasharray="4,2"/>
 <path d="M 540 198.9 L 535 193.9 L 550 198.9 L 535 203.9 Z" stroke-width="1" fill="#EE6666" stroke="#EE6666"/>
-<text font-size="14" x="552" y="203.9" fill="#464646">
+<text font-size="14" x="552" y="189.9" dy="10" dominant-baseline="middle" font-family="Roboto" fill="#464646">
 1075.3
 </text>
 </svg>
\ No newline at end of file
diff --git a/asset/line_chart/basic_json.svg b/asset/line_chart/basic_json.svg
index b12010c..85888b7 100644
--- a/asset/line_chart/basic_json.svg
+++ b/asset/line_chart/basic_json.svg
@@ -159,7 +159,7 @@ Sun
 <circle cx="46" cy="199.9" r="3.5" stroke-width="1" stroke="#EE6666" fill="#EE6666"/>
 <line stroke-width="1" x1="51" y1="199.9" x2="540" y2="199.9" stroke="#EE6666" stroke-dasharray="4,2"/>
 <path d="M 540 199.9 L 535 194.9 L 550 199.9 L 535 204.9 Z" stroke-width="1" fill="#EE6666" stroke="#EE6666"/>
-<text font-size="14" x="552" y="204.9" fill="#464646">
+<text font-size="14" x="552" y="190.9" dy="10" dominant-baseline="middle" font-family="Roboto" fill="#464646">
 1075.3
 </text>
 </svg>
\ No newline at end of file
diff --git a/src/charts/line_chart.rs b/src/charts/line_chart.rs
index d9b1a2f..8c9cf0f 100644
--- a/src/charts/line_chart.rs
+++ b/src/charts/line_chart.rs
@@ -186,12 +186,12 @@ impl LineChart {
                 let line_height = 20.0;
                 c1.text(Text {
                     text: format_float(value),
+                    font_family: Some(self.font_family.clone()),
                     font_size: Some(self.series_label_font_size),
                     line_height: Some(line_height),
                     font_color: Some(self.series_label_font_color),
                     x: Some(c1.width() + 2.0),
-                    // arrow底部高风高度 5.0
-                    y: Some(y + 5.0),
+                    y: Some(y - line_height / 2.0 + 1.0),
                     ..Default::default()
                 });
             }