diff --git a/packages/docusaurus-theme-classic/src/theme/CodeBlock/styles.module.css b/packages/docusaurus-theme-classic/src/theme/CodeBlock/styles.module.css
index dda21803f3..9d5e4ad962 100644
--- a/packages/docusaurus-theme-classic/src/theme/CodeBlock/styles.module.css
+++ b/packages/docusaurus-theme-classic/src/theme/CodeBlock/styles.module.css
@@ -39,7 +39,7 @@
   outline: none;
   padding: 0.4rem 0.5rem;
   position: absolute;
-  right: var(--ifm-pre-padding);
+  right: calc(var(--ifm-pre-padding) / 2);
   top: calc(var(--ifm-pre-padding) / 2);
   visibility: hidden;
   transition: opacity 200ms ease-in-out, visibility 200ms ease-in-out,