diff --git a/types/elliptic/index.d.ts b/types/elliptic/index.d.ts
index 56d1f4521b..59fa2a0da2 100644
--- a/types/elliptic/index.d.ts
+++ b/types/elliptic/index.d.ts
@@ -252,8 +252,10 @@ export namespace ec {
         constructor(ec: ec, options: KeyPairOptions);
 
         validate(): { readonly result: boolean; readonly reason: string };
-        getPublic(compact: boolean, enc: "hex" | "array"): string | number[];
-        getPublic(enc: "hex" | "array"): string;
+        getPublic(compact: boolean, enc: "hex"): string;
+        getPublic(compact: boolean, enc: "array"): number[];
+        getPublic(enc: "hex"): string;
+        getPublic(enc: "array"): number[];
         getPublic(): curve.base.BasePoint;
         getPrivate(enc: "hex"): string;
         getPrivate(): BN;