diff --git a/scss/forms/_input-group.scss b/scss/forms/_input-group.scss
index c73598e5c490..182106ca2536 100644
--- a/scss/forms/_input-group.scss
+++ b/scss/forms/_input-group.scss
@@ -113,8 +113,7 @@ $input-group-sizes: defaults(
   .input-group {
     > :not(:last-child, .menu-toggle-split, .menu, .input-group-ignore, .form-floating, :has(+ :is(.menu, .input-group-ignore):last-child)),
     > .menu-toggle-split:nth-last-child(n + 3),
-    > .form-floating:not(:last-child) > .form-control,
-    > .form-floating:not(:last-child) > .form-select {
+    > .form-floating:not(:last-child) > .form-control {
       @include border-end-radius(0);
     }
 
@@ -127,8 +126,7 @@ $input-group-sizes: defaults(
       @include border-start-radius(var(--btn-input-border-radius));
     }
 
-    > .form-floating:not(:first-child) > .form-control,
-    > .form-floating:not(:first-child) > .form-select {
+    > .form-floating:not(:first-child) > .form-control {
       @include border-start-radius(0);
     }
   }