diff --git a/typescript-language-server/package-lock.json b/typescript-language-server/package-lock.json
index ef6e7c8..5ec0237 100644
--- a/typescript-language-server/package-lock.json
+++ b/typescript-language-server/package-lock.json
@@ -62,9 +62,9 @@
       }
     },
     "typescript": {
-      "version": "4.0.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.0.5.tgz",
-      "integrity": "sha512-ywmr/VrTVCmNTJ6iV2LwIrfG1P+lv6luD8sUJs+2eI9NLGigaN+nUQc13iHqisq7bra9lnmUSYqbJvegraBOPQ=="
+      "version": "4.1.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.1.2.tgz",
+      "integrity": "sha512-thGloWsGH3SOxv1SoY7QojKi0tc+8FnOmiarEGMbd/lar7QOEd3hvlx3Fp5y6FlDUGl9L+pd4n2e+oToGMmhRQ=="
     },
     "typescript-language-server": {
       "version": "0.4.0",
diff --git a/typescript-language-server/package.json b/typescript-language-server/package.json
index 35128d7..260b989 100644
--- a/typescript-language-server/package.json
+++ b/typescript-language-server/package.json
@@ -2,7 +2,7 @@
   "name": "typescript-language-server",
   "version": "0.4.0",
   "dependencies": {
-    "typescript": "4.0.5",
+    "typescript": "4.1.2",
     "typescript-language-server": "0.4.0"
   }
 }