diff --git a/packages/bezier-react/src/components/AlphaButton/Button.tsx b/packages/bezier-react/src/components/AlphaButton/Button.tsx
index b2e69b626e..f695993d8d 100644
--- a/packages/bezier-react/src/components/AlphaButton/Button.tsx
+++ b/packages/bezier-react/src/components/AlphaButton/Button.tsx
@@ -124,8 +124,6 @@ export const Button = forwardRef<HTMLButtonElement, ButtonProps>(
             <AlphaSpinner
               className={styles.Spinner}
               variant="on-overlay"
-              // NOTE: Spinner size will be overridden by Icon size
-              size="s"
             />
           </div>
         )}
diff --git a/packages/bezier-react/src/components/AlphaFloatingButton/FloatingButton.tsx b/packages/bezier-react/src/components/AlphaFloatingButton/FloatingButton.tsx
index 3baf0f151b..be0e03c5e7 100644
--- a/packages/bezier-react/src/components/AlphaFloatingButton/FloatingButton.tsx
+++ b/packages/bezier-react/src/components/AlphaFloatingButton/FloatingButton.tsx
@@ -122,7 +122,6 @@ export const FloatingButton = forwardRef<
         >
           <AlphaSpinner
             className={styles.Spinner}
-            size="s"
             variant="on-overlay"
           />
         </div>
diff --git a/packages/bezier-react/src/components/AlphaFloatingIconButton/FloatingIconButton.tsx b/packages/bezier-react/src/components/AlphaFloatingIconButton/FloatingIconButton.tsx
index f89a123013..c6966833ce 100644
--- a/packages/bezier-react/src/components/AlphaFloatingIconButton/FloatingIconButton.tsx
+++ b/packages/bezier-react/src/components/AlphaFloatingIconButton/FloatingIconButton.tsx
@@ -77,7 +77,6 @@ export const FloatingIconButton = forwardRef<
         >
           <AlphaSpinner
             className={styles.Spinner}
-            size="s"
             variant="on-overlay"
           />
         </div>
diff --git a/packages/bezier-react/src/components/AlphaIconButton/IconButton.tsx b/packages/bezier-react/src/components/AlphaIconButton/IconButton.tsx
index 37b9117fa7..941b35d354 100644
--- a/packages/bezier-react/src/components/AlphaIconButton/IconButton.tsx
+++ b/packages/bezier-react/src/components/AlphaIconButton/IconButton.tsx
@@ -81,7 +81,6 @@ export const IconButton = forwardRef<HTMLButtonElement, AlphaIconButtonProps>(
           >
             <AlphaSpinner
               className={styles.Spinner}
-              size="s"
               variant="on-overlay"
             />
           </div>