diff --git a/package.json b/package.json
index 6c0a258..a74fa46 100644
--- a/package.json
+++ b/package.json
@@ -627,6 +627,6 @@
     "which": "^2.0.2"
   },
   "dependencies": {
-    "typescript": "4.0.5"
+    "typescript": "4.1.2"
   }
 }
diff --git a/src/server/features/updatePathOnRename.ts b/src/server/features/updatePathOnRename.ts
index ba453de..1e91d65 100644
--- a/src/server/features/updatePathOnRename.ts
+++ b/src/server/features/updatePathOnRename.ts
@@ -11,7 +11,7 @@ import * as typeConverters from '../utils/typeConverters'
 import FileConfigurationManager from './fileConfigurationManager'
 import { Mutex } from '../utils/mutex'
 
-function wait(ms: number): Promise<any> {
+function wait(ms: number): Promise<void> {
   return new Promise(resolve => {
     setTimeout(() => {
       resolve()
diff --git a/src/server/utils/typingsStatus.ts b/src/server/utils/typingsStatus.ts
index d204b40..584baaf 100644
--- a/src/server/utils/typingsStatus.ts
+++ b/src/server/utils/typingsStatus.ts
@@ -96,7 +96,7 @@ export class AtaProgressReporter {
         clearTimeout(handle)
         resolve()
       })
-    })
+    }) as Promise<void>
     this.statusItem.text = 'Fetching data for better TypeScript IntelliSense'
     this.statusItem.show()
   }
diff --git a/yarn.lock b/yarn.lock
index b77f7a7..8010df1 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3097,10 +3097,10 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
-typescript@4.0.5:
-  version "4.0.5"
-  resolved "https://registry.npmjs.org/typescript/-/typescript-4.0.5.tgz"
-  integrity sha512-ywmr/VrTVCmNTJ6iV2LwIrfG1P+lv6luD8sUJs+2eI9NLGigaN+nUQc13iHqisq7bra9lnmUSYqbJvegraBOPQ==
+typescript@4.1.2:
+  version "4.1.2"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.1.2.tgz#6369ef22516fe5e10304aae5a5c4862db55380e9"
+  integrity sha512-thGloWsGH3SOxv1SoY7QojKi0tc+8FnOmiarEGMbd/lar7QOEd3hvlx3Fp5y6FlDUGl9L+pd4n2e+oToGMmhRQ==
 
 union-value@^1.0.0:
   version "1.0.1"