diff --git a/bitcoin-neo4j/project-front-end/package-lock.json b/bitcoin-neo4j/project-front-end/package-lock.json
index c1c9fb868..dd77c5ca1 100644
--- a/bitcoin-neo4j/project-front-end/package-lock.json
+++ b/bitcoin-neo4j/project-front-end/package-lock.json
@@ -1216,9 +1216,9 @@
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     },
     "@angular/language-service": {
-      "version": "9.1.9",
-      "resolved": "https://registry.npmjs.org/@angular/language-service/-/language-service-9.1.9.tgz",
-      "integrity": "sha512-yT6HPpdAe2mD9HRoTCiWFog1MRJt+0j+CLbI/Ql7C6pH6vbjmfsJ55xMmQ7eS6trsnebpMWTUv1f2GRykv3ygw==",
+      "version": "12.0.2",
+      "resolved": "https://registry.npmjs.org/@angular/language-service/-/language-service-12.0.2.tgz",
+      "integrity": "sha512-H1aauvtS9qnq0FCdr3J2UROF7+AnOTCksD2AYuGS2/9O8tZLwwNz/UkXfxS3bHYzndYCsNiLPwAW7d0dWIjlqQ==",
       "dev": true
     },
     "@angular/material": {
diff --git a/bitcoin-neo4j/project-front-end/package.json b/bitcoin-neo4j/project-front-end/package.json
index a4939a8a4..8ad1688e2 100644
--- a/bitcoin-neo4j/project-front-end/package.json
+++ b/bitcoin-neo4j/project-front-end/package.json
@@ -37,7 +37,7 @@
     "@angular-devkit/build-angular": "~0.900.1",
     "@angular/cli": "~9.1.7",
     "@angular/compiler-cli": "~9.0.0-rc.2",
-    "@angular/language-service": "~9.1.9",
+    "@angular/language-service": "~12.0.2",
     "@types/node": "^14.0.9",
     "@types/jasmine": "~3.5.10",
     "@types/jasminewd2": "~2.0.3",