diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..4b4d863
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+coverage/
\ No newline at end of file
diff --git a/mod.ts b/mod.ts
index c26c215..60559ea 100644
--- a/mod.ts
+++ b/mod.ts
@@ -18,11 +18,6 @@ import { decodeMultikey, encodeMultikey } from "./lib/multikey.ts";
 import { encodeB58, decodeB58 } from "./lib/base58.ts";
 import { type Codec, findCodecByCode, findCodecByName } from "./lib/codecs/mod.ts";
 
-export interface MultiKeyImportOptions {
-    usages: KeyUsage[];
-    extractable?: boolean;
-}
-
 function codecFromKey(key: CryptoKey): Codec {
     let codec: Codec | undefined;
     if (key.algorithm.name === "Ed25519" && key.type === "public") {