diff --git a/htdocs/samples/grid_x_lines.html b/htdocs/samples/grid_x_lines.html
index 0b65e54..6f1e3fe 100644
--- a/htdocs/samples/grid_x_lines.html
+++ b/htdocs/samples/grid_x_lines.html
@@ -20,21 +20,21 @@
         },
         grid: {
           x: {
-            lines: [{value: 3, text:'Lable 3'}, {value: 4.5, text: 'Lable 4.5'}]
+            lines: [{value: 3, text:'Label 3'}, {value: 4.5, text: 'Label 4.5'}]
           }
         }
       });
 
       setTimeout(function () {
-        chart.xgrids([{value: 1, text:'Lable 1'}, {value: 4, text: 'Lable 4'}]);
+        chart.xgrids([{value: 1, text:'Label 1'}, {value: 4, text: 'Label 4'}]);
       }, 1000);
 
       setTimeout(function () {
-        chart.xgrids([{value: 2, text:'Lable 2'}]);
+        chart.xgrids([{value: 2, text:'Label 2'}]);
       }, 2000);
 
       setTimeout(function () {
-        chart.xgrids.add([{value: 3, text:'Lable 3', class:'hoge'}]);
+        chart.xgrids.add([{value: 3, text:'Label 3', class:'hoge'}]);
       }, 3000);
 
       setTimeout(function () {
diff --git a/htdocs/samples/grid_y_lines.html b/htdocs/samples/grid_y_lines.html
index 260bd19..e1e7207 100644
--- a/htdocs/samples/grid_y_lines.html
+++ b/htdocs/samples/grid_y_lines.html
@@ -20,21 +20,21 @@
         },
         grid: {
           y: {
-            lines: [{value: 30, text:'Lable 30'}, {value: 250, text: 'Lable 250'}]
+            lines: [{value: 30, text:'Label 30'}, {value: 250, text: 'Label 250'}]
           }
         }
       });
 
       setTimeout(function () {
-        chart.ygrids([{value: 130, text:'Lable 130'}, {value: 50, text: 'Lable 50'}]);
+        chart.ygrids([{value: 130, text:'Label 130'}, {value: 50, text: 'Label 50'}]);
       }, 1000);
 
       setTimeout(function () {
-        chart.ygrids([{value: 130, text:'Lable 130', class: 'hoge'}]);
+        chart.ygrids([{value: 130, text:'Label 130', class: 'hoge'}]);
       }, 2000);
 
       setTimeout(function () {
-        chart.ygrids.add([{value: 230, text:'Lable 230'}]);
+        chart.ygrids.add([{value: 230, text:'Label 230'}]);
       }, 3000);
 
       setTimeout(function () {