diff --git a/package.json b/package.json
index 165b40cb..9e5b6c80 100644
--- a/package.json
+++ b/package.json
@@ -90,7 +90,7 @@
     "tslint-eslint-rules": "^5.3.1",
     "tslint-react": "^5.0.0",
     "typed-redux-saga": "^1.3.1",
-    "typescript": "^4.1.2",
+    "typescript": "^4.5.4",
     "webln": "0.2.2",
     "webpack": "^5.65.0",
     "webpack-cli": "^4.2.0",
diff --git a/src/app/components/PromptTemplate/index.tsx b/src/app/components/PromptTemplate/index.tsx
index cfb76cf6..903832fd 100644
--- a/src/app/components/PromptTemplate/index.tsx
+++ b/src/app/components/PromptTemplate/index.tsx
@@ -103,7 +103,7 @@ export default class PromptTemplate extends React.Component<Props, State> {
       } catch (error) {
         this.setState({
           isConfirming: false,
-          error,
+          error: error as Error,
         });
         return;
       }
diff --git a/yarn.lock b/yarn.lock
index 29e4cdcd..2a2899c5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6209,7 +6209,7 @@ typescript-tuple@^2.2.1:
   dependencies:
     typescript-compare "^0.0.2"
 
-typescript@^4.1.2:
+typescript@^4.5.4:
   version "4.5.4"
   resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.5.4.tgz#a17d3a0263bf5c8723b9c52f43c5084edf13c2e8"
   integrity sha512-VgYs2A2QIRuGphtzFV7aQJduJ2gyfTljngLzjpfW9FoYZF6xuw1W0vW9ghCKLfcWrCFxK81CSGRAvS1pn4fIUg==