diff --git a/package-lock.json b/package-lock.json
index d5f4d361..a7e7bae1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4678,9 +4678,7 @@
       }
     },
     "node-gyp": {
-      "version": "3.8.0",
-      "resolved": "https://registry.npmjs.org/node-gyp/-/node-gyp-3.8.0.tgz",
-      "integrity": "sha512-3g8lYefrRRzvGeSowdJKAKyks8oUpLEd/DyPV4eMhVlhJ0aNaZqIrNUIPuEWWTAoPqyFkfGrM67MC69baqn6vA==",
+      "version": "4.0.0",
       "dev": true,
       "requires": {
         "fstream": "^1.0.0",
@@ -4715,9 +4713,7 @@
       }
     },
     "node-sass": {
-      "version": "4.14.1",
-      "resolved": "https://registry.npmjs.org/node-sass/-/node-sass-4.14.1.tgz",
-      "integrity": "sha512-sjCuOlvGyCJS40R8BscF5vhVlQjNN069NtQ1gSxyK1u9iqvn6tf7O1R4GNowVZfiZUCRt5MmMs1xd+4V/7Yr0g==",
+      "version": "5.0.0",
       "dev": true,
       "requires": {
         "async-foreach": "^0.1.3",
@@ -6259,9 +6255,7 @@
       "dev": true
     },
     "tar": {
-      "version": "2.2.2",
-      "resolved": "https://registry.npmjs.org/tar/-/tar-2.2.2.tgz",
-      "integrity": "sha512-FCEhQ/4rE1zYv9rYXJw/msRqsnmlje5jHP6huWeBZ704jUTy02c5AZyWujpMR1ax6mVw9NyJMfuK2CMDWVIfgA==",
+      "version": "3.2.3",
       "dev": true,
       "requires": {
         "block-stream": "*",
@@ -6736,4 +6730,4 @@
       "integrity": "sha512-LXVLVEq0NNOqK/fLJo3d0kfzd4sxwn2/h67/02pjCjfKDxgx1i9QqpvtHD8CrBnSSwMw5+dy11O7FRX5mkO7Cg=="
     }
   }
-}
+}
\ No newline at end of file
diff --git a/package.json b/package.json
index 45600118..90672f39 100644
--- a/package.json
+++ b/package.json
@@ -79,7 +79,7 @@
     "lint-staged": "9.4.2",
     "mocha": "6.2.1",
     "ncp": "2.0.0",
-    "node-sass": "4.14.1",
+    "node-sass": "5.0.0",
     "prettier": "2.3.2",
     "rimraf": "3.0.0",
     "rxjs": "6.5.3",