diff --git a/packages/core/scss/v7/theme/classic-dark/_sizes.scss b/packages/core/scss/v7/theme/classic-dark/_sizes.scss
index cacf8c37176..c7f4115710d 100644
--- a/packages/core/scss/v7/theme/classic-dark/_sizes.scss
+++ b/packages/core/scss/v7/theme/classic-dark/_sizes.scss
@@ -16,7 +16,7 @@ $classic-dark-sizes: (
   group--border-radius--focus: 0,
   radiobtn--border-thickness: 2px,
   radiobtn--focus--outline-offset: 1px,
-  input--border-radius: 4px,
+  input--border-radius: 2px,
   input--border-thickness: 1px,
   input--box-shadow: none,
   input--focus--outline-offset: 1px,
diff --git a/packages/core/scss/v7/theme/classic-light/_sizes.scss b/packages/core/scss/v7/theme/classic-light/_sizes.scss
index bf6c7fce30e..43d6265ea84 100644
--- a/packages/core/scss/v7/theme/classic-light/_sizes.scss
+++ b/packages/core/scss/v7/theme/classic-light/_sizes.scss
@@ -16,7 +16,7 @@ $classic-light-sizes: (
   group--border-radius--focus: 0,
   radiobtn--border-thickness: 2px,
   radiobtn--focus--outline-offset: 1px,
-  input--border-radius: 4px,
+  input--border-radius: 2px,
   input--border-thickness: 1px,
   input--box-shadow: none,
   input--focus--outline-offset: 1px,