diff --git a/packages/utils/src/svg/size.ts b/packages/utils/src/svg/size.ts
index 4cedb1c..3186e27 100644
--- a/packages/utils/src/svg/size.ts
+++ b/packages/utils/src/svg/size.ts
@@ -7,6 +7,21 @@ const unitsTest = /^-?[0-9.]*[0-9]+[0-9.]*$/g;
 /**
  * Calculate second dimension when only 1 dimension is set
  */
+export function calculateSize(
+	size: string,
+	ratio: number,
+	precision?: number
+): string;
+export function calculateSize(
+	size: number,
+	ratio: number,
+	precision?: number
+): number;
+export function calculateSize(
+	size: string | number,
+	ratio: number,
+	precision?: number
+): string | number;
 export function calculateSize(
 	size: string | number,
 	ratio: number,