diff --git a/Base/res/html/misc/calc.html b/Base/res/html/misc/calc.html
index 7061578557..5c8e5a5521 100644
--- a/Base/res/html/misc/calc.html
+++ b/Base/res/html/misc/calc.html
@@ -36,7 +36,7 @@
 
     <p>calc(50% + 60px)</p>
     <div class="container">
-        <div class="box" style="width: calc(50% + 50px);"></div>
+        <div class="box" style="width: calc(50% + 60px);"></div>
     </div>
 
     <p>calc(50% + -60px)</p>
@@ -44,7 +44,7 @@
         <div class="box" style="width: calc(50% + -60px);"></div>
     </div>
 
-    <p>calc(50% + 60px - 10px)</p>
+    <p>calc(50% + 50px - 10px)</p>
     <div class="container">
         <div class="box" style="width: calc(50% + 50px - 10px);"></div>
     </div>