diff --git a/libs/shared/src/lib/rxjs/finalize-with-value.ts b/libs/shared/src/lib/rxjs/finalize-with-value.ts
index d7fdb30d..48b835ef 100644
--- a/libs/shared/src/lib/rxjs/finalize-with-value.ts
+++ b/libs/shared/src/lib/rxjs/finalize-with-value.ts
@@ -1,11 +1,11 @@
-// https://github.com/ReactiveX/rxjs/issues/4803#issuecomment-496711335
 import { defer, Observable, ObservedValueOf } from 'rxjs';
 import { finalize, tap } from 'rxjs/operators';
 
+// https://github.com/ReactiveX/rxjs/issues/4803#issuecomment-496711335
 export function finalizeWithValue<T>(
   callback: (value: T) => void,
 ): (source: Observable<T>) => Observable<ObservedValueOf<Observable<T>>> {
-  return (source: Observable<T>) =>
+  return (source: Observable<T>): Observable<T> =>
     defer(() => {
       let lastValue: T;
       return source.pipe(
diff --git a/package.json b/package.json
index aa9c9cf9..3d76791f 100644
--- a/package.json
+++ b/package.json
@@ -89,7 +89,7 @@
     "@types/socket.io": "2.1.4",
     "@types/socket.io-client": "1.4.32",
     "@typescript-eslint/eslint-plugin": "2.24.0",
-    "@typescript-eslint/parser": "2.24.0",
+    "@typescript-eslint/parser": "2.23.0",
     "babel-loader": "8.0.6",
     "babylonjs": "4.1.0",
     "benchmark": "2.1.4",
diff --git a/yarn.lock b/yarn.lock
index 6f98df24..7b6a0f55 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3246,6 +3246,15 @@
     regexpp "^3.0.0"
     tsutils "^3.17.1"
 
+"@typescript-eslint/experimental-utils@2.23.0":
+  version "2.23.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/experimental-utils/-/experimental-utils-2.23.0.tgz#5d2261c8038ec1698ca4435a8da479c661dc9242"
+  integrity sha512-OswxY59RcXH3NNPmq+4Kis2CYZPurRU6mG5xPcn24CjFyfdVli5mySwZz/g/xDbJXgDsYqNGq7enV0IziWGXVQ==
+  dependencies:
+    "@types/json-schema" "^7.0.3"
+    "@typescript-eslint/typescript-estree" "2.23.0"
+    eslint-scope "^5.0.0"
+
 "@typescript-eslint/experimental-utils@2.24.0":
   version "2.24.0"
   resolved "https://registry.yarnpkg.com/@typescript-eslint/experimental-utils/-/experimental-utils-2.24.0.tgz#a5cb2ed89fedf8b59638dc83484eb0c8c35e1143"
@@ -3264,14 +3273,14 @@
     "@typescript-eslint/typescript-estree" "2.22.0"
     eslint-scope "^5.0.0"
 
-"@typescript-eslint/parser@2.24.0":
-  version "2.24.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/parser/-/parser-2.24.0.tgz#2cf0eae6e6dd44d162486ad949c126b887f11eb8"
-  integrity sha512-H2Y7uacwSSg8IbVxdYExSI3T7uM1DzmOn2COGtCahCC3g8YtM1xYAPi2MAHyfPs61VKxP/J/UiSctcRgw4G8aw==
+"@typescript-eslint/parser@2.23.1":
+  version "2.23.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/parser/-/parser-2.23.0.tgz#f3d4e2928ff647fe77fc2fcef1a3534fee6a3212"
+  integrity sha512-k61pn/Nepk43qa1oLMiyqApC6x5eP5ddPz6VUYXCAuXxbmRLqkPYzkFRKl42ltxzB2luvejlVncrEpflgQoSUg==
   dependencies:
     "@types/eslint-visitor-keys" "^1.0.0"
-    "@typescript-eslint/experimental-utils" "2.24.0"
-    "@typescript-eslint/typescript-estree" "2.24.0"
+    "@typescript-eslint/experimental-utils" "2.23.0"
+    "@typescript-eslint/typescript-estree" "2.23.0"
     eslint-visitor-keys "^1.1.0"
 
 "@typescript-eslint/typescript-estree@2.22.0":
@@ -3287,6 +3296,19 @@
     semver "^6.3.0"
     tsutils "^3.17.1"
 
+"@typescript-eslint/typescript-estree@2.23.0":
+  version "2.23.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-2.23.0.tgz#d355960fab96bd550855488dcc34b9a4acac8d36"
+  integrity sha512-pmf7IlmvXdlEXvE/JWNNJpEvwBV59wtJqA8MLAxMKLXNKVRC3HZBXR/SlZLPWTCcwOSg9IM7GeRSV3SIerGVqw==
+  dependencies:
+    debug "^4.1.1"
+    eslint-visitor-keys "^1.1.0"
+    glob "^7.1.6"
+    is-glob "^4.0.1"
+    lodash "^4.17.15"
+    semver "^6.3.0"
+    tsutils "^3.17.1"
+
 "@typescript-eslint/typescript-estree@2.24.0":
   version "2.24.0"
   resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-2.24.0.tgz#38bbc8bb479790d2f324797ffbcdb346d897c62a"
@@ -13288,7 +13310,7 @@ request@^2.83.0, request@^2.87.0, request@^2.88.0:
     tunnel-agent "^0.6.0"
     uuid "^3.3.2"
 
-"request@github:cypress-io/request#b5af0d1fa47eec97ba980cde90a13e69a2afcd16":
+request@cypress-io/request#b5af0d1fa47eec97ba980cde90a13e69a2afcd16:
   version "2.88.1"
   resolved "https://codeload.github.com/cypress-io/request/tar.gz/b5af0d1fa47eec97ba980cde90a13e69a2afcd16"
   dependencies: