diff --git a/packages/common/src/interfaces/common.interface.ts b/packages/common/src/interfaces/common.interface.ts
index 9a43c81a..9cdd77f1 100644
--- a/packages/common/src/interfaces/common.interface.ts
+++ b/packages/common/src/interfaces/common.interface.ts
@@ -1,6 +1,6 @@
 export type EventId = string;
 export type Pubkey = string;
-export type Siganature = string;
+export type Signature = string;
 export type Tag = string[];
 
 export type SubscriptionId = string;
diff --git a/packages/common/src/interfaces/event.interface.ts b/packages/common/src/interfaces/event.interface.ts
index 0b3e3dbe..32cab81f 100644
--- a/packages/common/src/interfaces/event.interface.ts
+++ b/packages/common/src/interfaces/event.interface.ts
@@ -1,4 +1,4 @@
-import { EventId, Pubkey, Siganature, Tag } from './common.interface';
+import { EventId, Pubkey, Signature, Tag } from './common.interface';
 
 export interface Event {
   id: EventId;
@@ -7,7 +7,7 @@ export interface Event {
   kind: number;
   tags: Tag[];
   content: string;
-  sig: Siganature;
+  sig: Signature;
 }
 
 export type EventHandleResult = {