diff --git a/public/app/features/transformers/editors/CalculateFieldTransformerEditor/WindowOptionsEditor.tsx b/public/app/features/transformers/editors/CalculateFieldTransformerEditor/WindowOptionsEditor.tsx
index 34380f80b40..b025c705c12 100644
--- a/public/app/features/transformers/editors/CalculateFieldTransformerEditor/WindowOptionsEditor.tsx
+++ b/public/app/features/transformers/editors/CalculateFieldTransformerEditor/WindowOptionsEditor.tsx
@@ -105,7 +105,7 @@ export const WindowOptionsEditor = (props: {
           onChange={onTypeChange}
         />
       </InlineField>
-      <InlineField label="Window size mode">
+      <InlineField label="Window size mode" labelWidth={LABEL_WIDTH}>
         <RadioButtonGroup
           value={window?.windowSizeMode ?? WindowSizeMode.Percentage}
           options={windowSizeModeOptions}
diff --git a/public/app/features/transformers/editors/CalculateFieldTransformerEditor/constants.ts b/public/app/features/transformers/editors/CalculateFieldTransformerEditor/constants.ts
index 49e3214f010..680880ac1a7 100644
--- a/public/app/features/transformers/editors/CalculateFieldTransformerEditor/constants.ts
+++ b/public/app/features/transformers/editors/CalculateFieldTransformerEditor/constants.ts
@@ -1 +1 @@
-export const LABEL_WIDTH = 16;
+export const LABEL_WIDTH = 17;